39427051 has 2 divisors, whose sum is σ = 39427052. Its totient is φ = 39427050.

The previous prime is 39427019. The next prime is 39427099. The reversal of 39427051 is 15072493.

It is a weak prime.

It is an emirp because it is prime and its reverse (15072493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39427051 - 2⁵ = 39427019 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (39427151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19713525 + 19713526.

It is an arithmetic number, because the mean of its divisors is an integer number (19713526).

Almost surely, 2^39427051 is an apocalyptic number.

39427051 is a deficient number, since it is larger than the sum of its proper divisors (1).

39427051 is an equidigital number, since it uses as much as digits as its factorization.

39427051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 39427051 is about 6279.0963521832. The cubic root of 39427051 is about 340.3544486993.

The spelling of 39427051 in words is "thirty-nine million, four hundred twenty-seven thousand, fifty-one".