151195538 has 16 divisors (see below), whose sum is σ = 248849496. Its totient is φ = 68465280.

The previous prime is 151195511. The next prime is 151195543. The reversal of 151195538 is 835591151.

It can be written as a sum of positive squares in 4 ways, for example, as 140019889 + 11175649 = 11833^2 + 3343^2 .

It is a super-2 number, since 2×151195538² = 45720181422218888, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 53483 + ... + 56238.

Almost surely, 2^151195538 is an apocalyptic number.

151195538 is a deficient number, since it is larger than the sum of its proper divisors (97653958).

151195538 is a wasteful number, since it uses less digits than its factorization.

151195538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109789.

The product of its digits is 27000, while the sum is 38.

The square root of 151195538 is about 12296.1594817244. The cubic root of 151195538 is about 532.7371604812.

The spelling of 151195538 in words is "one hundred fifty-one million, one hundred ninety-five thousand, five hundred thirty-eight".