39641051 has 2 divisors, whose sum is σ = 39641052. Its totient is φ = 39641050.

The previous prime is 39640987. The next prime is 39641053. The reversal of 39641051 is 15014693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39641051 - 2⁶ = 39640987 is a prime.

It is a Sophie Germain prime.

Together with 39641053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (39641053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19820525 + 19820526.

It is an arithmetic number, because the mean of its divisors is an integer number (19820526).

Almost surely, 2^39641051 is an apocalyptic number.

39641051 is a deficient number, since it is larger than the sum of its proper divisors (1).

39641051 is an equidigital number, since it uses as much as digits as its factorization.

39641051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 39641051 is about 6296.1139602139. The cubic root of 39641051 is about 340.9691237169.

The spelling of 39641051 in words is "thirty-nine million, six hundred forty-one thousand, fifty-one".