157934323 has 2 divisors, whose sum is σ = 157934324. Its totient is φ = 157934322.

The previous prime is 157934321. The next prime is 157934341. The reversal of 157934323 is 323439751.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157934323 - 2¹ = 157934321 is a prime.

Together with 157934321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (157934321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78967161 + 78967162.

It is an arithmetic number, because the mean of its divisors is an integer number (78967162).

Almost surely, 2^157934323 is an apocalyptic number.

157934323 is a deficient number, since it is larger than the sum of its proper divisors (1).

157934323 is an equidigital number, since it uses as much as digits as its factorization.

157934323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 37.

The square root of 157934323 is about 12567.1923276442. The cubic root of 157934323 is about 540.5371004943.

The spelling of 157934323 in words is "one hundred fifty-seven million, nine hundred thirty-four thousand, three hundred twenty-three".