157660703 has 8 divisors (see below), whose sum is σ = 171007200. Its totient is φ = 144766720.

The previous prime is 157660691. The next prime is 157660709. The reversal of 157660703 is 307066751.

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

It is a cyclic number.

It is not a de Polignac number, because 157660703 - 2⁶ = 157660639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157660709) 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, 112403 + ... + 113796.

It is an arithmetic number, because the mean of its divisors is an integer number (21375900).

Almost surely, 2^157660703 is an apocalyptic number.

157660703 is a deficient number, since it is larger than the sum of its proper divisors (13346497).

157660703 is a wasteful number, since it uses less digits than its factorization.

157660703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226257.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 157660703 is about 12556.3013264257. The cubic root of 157660703 is about 540.2247612598.

The spelling of 157660703 in words is "one hundred fifty-seven million, six hundred sixty thousand, seven hundred three".