157144714 has 8 divisors (see below), whose sum is σ = 237163680. Its totient is φ = 78090156.

The previous prime is 157144709. The next prime is 157144721. The reversal of 157144714 is 417441751.

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

It is a super-2 number, since 2×157144714² = 49388922276283592, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 157144714.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240694 + ... + 241345.

It is an arithmetic number, because the mean of its divisors is an integer number (29645460).

Almost surely, 2^157144714 is an apocalyptic number.

157144714 is a deficient number, since it is larger than the sum of its proper divisors (80018966).

157144714 is a wasteful number, since it uses less digits than its factorization.

157144714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482204.

The product of its digits is 15680, while the sum is 34.

The square root of 157144714 is about 12535.7374733200. The cubic root of 157144714 is about 539.6347713234.

The spelling of 157144714 in words is "one hundred fifty-seven million, one hundred forty-four thousand, seven hundred fourteen".