157110823 has 2 divisors, whose sum is σ = 157110824. Its totient is φ = 157110822.

The previous prime is 157110809. The next prime is 157110841. The reversal of 157110823 is 328011751.

157110823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (328011751) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157110823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 157110791 and 157110800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157110323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78555411 + 78555412.

It is an arithmetic number, because the mean of its divisors is an integer number (78555412).

Almost surely, 2^157110823 is an apocalyptic number.

157110823 is a deficient number, since it is larger than the sum of its proper divisors (1).

157110823 is an equidigital number, since it uses as much as digits as its factorization.

157110823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 157110823 is about 12534.3856251513. The cubic root of 157110823 is about 539.5959746489.

The spelling of 157110823 in words is "one hundred fifty-seven million, one hundred ten thousand, eight hundred twenty-three".