157031102 has 8 divisors (see below), whose sum is σ = 236957616. Its totient is φ = 78045232.

The previous prime is 157031093. The next prime is 157031113. The reversal of 157031102 is 201130751.

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

It is a congruent number.

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, 234743 + ... + 235410.

It is an arithmetic number, because the mean of its divisors is an integer number (29619702).

Almost surely, 2^157031102 is an apocalyptic number.

157031102 is a deficient number, since it is larger than the sum of its proper divisors (79926514).

157031102 is a wasteful number, since it uses less digits than its factorization.

157031102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470322.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 157031102 is about 12531.2051295955. The cubic root of 157031102 is about 539.5046921435.

Adding to 157031102 its reverse (201130751), we get a palindrome (358161853).

The spelling of 157031102 in words is "one hundred fifty-seven million, thirty-one thousand, one hundred two".