151551522 has 48 divisors (see below), whose sum is σ = 339438528. Its totient is φ = 48837600.

The previous prime is 151551503. The next prime is 151551523. The reversal of 151551522 is 225155151.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (151551523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78772 + ... + 80672.

It is an arithmetic number, because the mean of its divisors is an integer number (7071636).

Almost surely, 2^151551522 is an apocalyptic number.

151551522 is an abundant number, since it is smaller than the sum of its proper divisors (187887006).

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

151551522 is a wasteful number, since it uses less digits than its factorization.

151551522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055 (or 2052 counting only the distinct ones).

The product of its digits is 2500, while the sum is 27.

The square root of 151551522 is about 12310.6263853632. The cubic root of 151551522 is about 533.1549357328.

The spelling of 151551522 in words is "one hundred fifty-one million, five hundred fifty-one thousand, five hundred twenty-two".