151555938 has 16 divisors (see below), whose sum is σ = 308831616. Its totient is φ = 49565360.

The previous prime is 151555927. The next prime is 151555949. The reversal of 151555938 is 839555151.

It is an interprime number because it is at equal distance from previous prime (151555927) and next prime (151555949).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 151555938.

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, 237978 + ... + 238613.

It is an arithmetic number, because the mean of its divisors is an integer number (19301976).

Almost surely, 2^151555938 is an apocalyptic number.

151555938 is an abundant number, since it is smaller than the sum of its proper divisors (157275678).

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

151555938 is a wasteful number, since it uses less digits than its factorization.

151555938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476649.

The product of its digits is 135000, while the sum is 42.

The square root of 151555938 is about 12310.8057412990. The cubic root of 151555938 is about 533.1601141462.

The spelling of 151555938 in words is "one hundred fifty-one million, five hundred fifty-five thousand, nine hundred thirty-eight".