1350887140 has 48 divisors (see below), whose sum is σ = 2929671360. Its totient is φ = 522910080.

The previous prime is 1350887101. The next prime is 1350887143. The reversal of 1350887140 is 417880531.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1350887140.

It is not an unprimeable number, because it can be changed into a prime (1350887143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86535 + ... + 100945.

It is an arithmetic number, because the mean of its divisors is an integer number (61034820).

Almost surely, 2^1350887140 is an apocalyptic number.

1350887140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1350887140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1464835680).

1350887140 is an abundant number, since it is smaller than the sum of its proper divisors (1578784220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1350887140 is a wasteful number, since it uses less digits than its factorization.

1350887140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14572 (or 14570 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 1350887140 is about 36754.4166053551. The cubic root of 1350887140 is about 1105.4514893006.

The spelling of 1350887140 in words is "one billion, three hundred fifty million, eight hundred eighty-seven thousand, one hundred forty".