157896983 has 2 divisors, whose sum is σ = 157896984. Its totient is φ = 157896982.

The previous prime is 157896961. The next prime is 157897013. The reversal of 157896983 is 389698751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157896983 - 2⁸ = 157896727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157896913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78948491 + 78948492.

It is an arithmetic number, because the mean of its divisors is an integer number (78948492).

Almost surely, 2^157896983 is an apocalyptic number.

157896983 is a deficient number, since it is larger than the sum of its proper divisors (1).

157896983 is an equidigital number, since it uses as much as digits as its factorization.

157896983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 56.

The square root of 157896983 is about 12565.7066255742. The cubic root of 157896983 is about 540.4944978778.

The spelling of 157896983 in words is "one hundred fifty-seven million, eight hundred ninety-six thousand, nine hundred eighty-three".