1420161150 has 48 divisors (see below), whose sum is σ = 3635624448. Its totient is φ = 366492000.

The previous prime is 1420161139. The next prime is 1420161173. The reversal of 1420161150 is 511610241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148056 + ... + 157355.

It is an arithmetic number, because the mean of its divisors is an integer number (75742176).

Almost surely, 2^1420161150 is an apocalyptic number.

1420161150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1420161150 is an abundant number, since it is smaller than the sum of its proper divisors (2215463298).

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

1420161150 is a wasteful number, since it uses less digits than its factorization.

1420161150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305457 (or 305452 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1420161150 is about 37685.0255406574. The cubic root of 1420161150 is about 1124.0333820500.

Adding to 1420161150 its reverse (511610241), we get a palindrome (1931771391).

The spelling of 1420161150 in words is "one billion, four hundred twenty million, one hundred sixty-one thousand, one hundred fifty".