151231355 has 16 divisors (see below), whose sum is σ = 208396800. Its totient is φ = 104196960.

The previous prime is 151231351. The next prime is 151231363. The reversal of 151231355 is 553132151.

It is a happy number.

It is not a de Polignac number, because 151231355 - 2² = 151231351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151231351) 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, 71315 + ... + 73404.

It is an arithmetic number, because the mean of its divisors is an integer number (13024800).

Almost surely, 2^151231355 is an apocalyptic number.

151231355 is a deficient number, since it is larger than the sum of its proper divisors (57165445).

151231355 is a wasteful number, since it uses less digits than its factorization.

151231355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144754.

The product of its digits is 2250, while the sum is 26.

The square root of 151231355 is about 12297.6158258420. The cubic root of 151231355 is about 532.7792242013.

The spelling of 151231355 in words is "one hundred fifty-one million, two hundred thirty-one thousand, three hundred fifty-five".