3238696157 has 2 divisors, whose sum is σ = 3238696158. Its totient is φ = 3238696156.

The previous prime is 3238696141. The next prime is 3238696159. The reversal of 3238696157 is 7516968323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2789001721 + 449694436 = 52811^2 + 21206^2 .

It is a cyclic number.

It is not a de Polignac number, because 3238696157 - 2⁴ = 3238696141 is a prime.

Together with 3238696159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3238696159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1619348078 + 1619348079.

It is an arithmetic number, because the mean of its divisors is an integer number (1619348079).

Almost surely, 2^3238696157 is an apocalyptic number.

It is an amenable number.

3238696157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3238696157 is an equidigital number, since it uses as much as digits as its factorization.

3238696157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 50.

The square root of 3238696157 is about 56909.5436372495. The cubic root of 3238696157 is about 1479.5287270192.

The spelling of 3238696157 in words is "three billion, two hundred thirty-eight million, six hundred ninety-six thousand, one hundred fifty-seven".