151499906 has 8 divisors (see below), whose sum is σ = 228563964. Its totient is φ = 75311920.

The previous prime is 151499897. The next prime is 151499911. The reversal of 151499906 is 609994151.

It can be written as a sum of positive squares in 2 ways, for example, as 117917881 + 33582025 = 10859^2 + 5795^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 218585 + ... + 219276.

Almost surely, 2^151499906 is an apocalyptic number.

151499906 is a deficient number, since it is larger than the sum of its proper divisors (77064058).

151499906 is a wasteful number, since it uses less digits than its factorization.

151499906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438036.

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 151499906 is about 12308.5298066016. The cubic root of 151499906 is about 533.0944008739.

The spelling of 151499906 in words is "one hundred fifty-one million, four hundred ninety-nine thousand, nine hundred six".