34909129 has 2 divisors, whose sum is σ = 34909130. Its totient is φ = 34909128.

The previous prime is 34909123. The next prime is 34909153. The reversal of 34909129 is 92190943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33582025 + 1327104 = 5795^2 + 1152^2 .

It is a cyclic number.

It is not a de Polignac number, because 34909129 - 2⁵ = 34909097 is a prime.

It is not a weakly prime, because it can be changed into another prime (34909123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17454564 + 17454565.

It is an arithmetic number, because the mean of its divisors is an integer number (17454565).

Almost surely, 2^34909129 is an apocalyptic number.

It is an amenable number.

34909129 is a deficient number, since it is larger than the sum of its proper divisors (1).

34909129 is an equidigital number, since it uses as much as digits as its factorization.

34909129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 34909129 is about 5908.3947904655. The cubic root of 34909129 is about 326.8232951278.

The spelling of 34909129 in words is "thirty-four million, nine hundred nine thousand, one hundred twenty-nine".