1350321140 has 48 divisors (see below), whose sum is σ = 3243273600. Its totient is φ = 462609792.

The previous prime is 1350321079. The next prime is 1350321143. The reversal of 1350321140 is 411230531.

It is a super-2 number, since 2×1350321140² = 3646734362261799200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350321143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230771 + ... + 236549.

It is an arithmetic number, because the mean of its divisors is an integer number (67568200).

Almost surely, 2^1350321140 is an apocalyptic number.

1350321140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1350321140 is an abundant number, since it is smaller than the sum of its proper divisors (1892952460).

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

1350321140 is a wasteful number, since it uses less digits than its factorization.

1350321140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7464 (or 7462 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1350321140 is about 36746.7160437501. The cubic root of 1350321140 is about 1105.2970789311.

Adding to 1350321140 its reverse (411230531), we get a palindrome (1761551671).

It can be divided in two parts, 13503 and 21140, that added together give a palindrome (34643).

The spelling of 1350321140 in words is "one billion, three hundred fifty million, three hundred twenty-one thousand, one hundred forty".