151331032 has 8 divisors (see below), whose sum is σ = 283745700. Its totient is φ = 75665512.

The previous prime is 151331009. The next prime is 151331039. The reversal of 151331032 is 230133151.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151331039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9458182 + ... + 9458197.

Almost surely, 2^151331032 is an apocalyptic number.

It is an amenable number.

151331032 is a deficient number, since it is larger than the sum of its proper divisors (132414668).

151331032 is a wasteful number, since it uses less digits than its factorization.

151331032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18916385 (or 18916381 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 151331032 is about 12301.6678544009. The cubic root of 151331032 is about 532.8962505759.

Adding to 151331032 its reverse (230133151), we get a palindrome (381464183).

The spelling of 151331032 in words is "one hundred fifty-one million, three hundred thirty-one thousand, thirty-two".