157539514 has 8 divisors (see below), whose sum is σ = 257791968. Its totient is φ = 71608860.

The previous prime is 157539461. The next prime is 157539517. The reversal of 157539514 is 415935751.

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

It is not an unprimeable number, because it can be changed into a prime (157539517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3580422 + ... + 3580465.

It is an arithmetic number, because the mean of its divisors is an integer number (32223996).

Almost surely, 2^157539514 is an apocalyptic number.

157539514 is a deficient number, since it is larger than the sum of its proper divisors (100252454).

157539514 is a wasteful number, since it uses less digits than its factorization.

157539514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7160900.

The product of its digits is 94500, while the sum is 40.

The square root of 157539514 is about 12551.4745747263. The cubic root of 157539514 is about 540.0863076497.

The spelling of 157539514 in words is "one hundred fifty-seven million, five hundred thirty-nine thousand, five hundred fourteen".