151012520 has 16 divisors (see below), whose sum is σ = 339778260. Its totient is φ = 60404992.

The previous prime is 151012481. The next prime is 151012531. The reversal of 151012520 is 25210151.

It can be written as a sum of positive squares in 2 ways, for example, as 136282276 + 14730244 = 11674^2 + 3838^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887617 + ... + 1887696.

Almost surely, 2^151012520 is an apocalyptic number.

151012520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151012520 is an abundant number, since it is smaller than the sum of its proper divisors (188765740).

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

151012520 is a wasteful number, since it uses less digits than its factorization.

151012520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775324 (or 3775320 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 151012520 is about 12288.7151484604. The cubic root of 151012520 is about 532.5221191779.

Adding to 151012520 its reverse (25210151), we get a palindrome (176222671).

The spelling of 151012520 in words is "one hundred fifty-one million, twelve thousand, five hundred twenty".