34731971 has 2 divisors, whose sum is σ = 34731972. Its totient is φ = 34731970.

The previous prime is 34731953. The next prime is 34731979. The reversal of 34731971 is 17913743.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34731971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34731979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17365985 + 17365986.

It is an arithmetic number, because the mean of its divisors is an integer number (17365986).

Almost surely, 2^34731971 is an apocalyptic number.

34731971 is a deficient number, since it is larger than the sum of its proper divisors (1).

34731971 is an equidigital number, since it uses as much as digits as its factorization.

34731971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876, while the sum is 35.

The square root of 34731971 is about 5893.3836630581. The cubic root of 34731971 is about 326.2694993801.

The spelling of 34731971 in words is "thirty-four million, seven hundred thirty-one thousand, nine hundred seventy-one".