396052117 has 2 divisors, whose sum is σ = 396052118. Its totient is φ = 396052116.

The previous prime is 396052109. The next prime is 396052123. The reversal of 396052117 is 711250693.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219454596 + 176597521 = 14814^2 + 13289^2 .

It is a cyclic number.

It is not a de Polignac number, because 396052117 - 2³ = 396052109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396652117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198026058 + 198026059.

It is an arithmetic number, because the mean of its divisors is an integer number (198026059).

Almost surely, 2^396052117 is an apocalyptic number.

It is an amenable number.

396052117 is a deficient number, since it is larger than the sum of its proper divisors (1).

396052117 is an equidigital number, since it uses as much as digits as its factorization.

396052117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 396052117 is about 19901.0581879457. The cubic root of 396052117 is about 734.3742600312.

The spelling of 396052117 in words is "three hundred ninety-six million, fifty-two thousand, one hundred seventeen".