151312494 has 16 divisors (see below), whose sum is σ = 302784768. Its totient is φ = 50410872.

The previous prime is 151312493. The next prime is 151312541. The reversal of 151312494 is 494213151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151312493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8209 + ... + 19235.

It is an arithmetic number, because the mean of its divisors is an integer number (18924048).

Almost surely, 2^151312494 is an apocalyptic number.

151312494 is an abundant number, since it is smaller than the sum of its proper divisors (151472274).

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

151312494 is a wasteful number, since it uses less digits than its factorization.

151312494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13319.

The product of its digits is 4320, while the sum is 30.

The square root of 151312494 is about 12300.9143562582. The cubic root of 151312494 is about 532.8744898174.

The spelling of 151312494 in words is "one hundred fifty-one million, three hundred twelve thousand, four hundred ninety-four".