34121539 has 2 divisors, whose sum is σ = 34121540. Its totient is φ = 34121538.

The previous prime is 34121519. The next prime is 34121543. The reversal of 34121539 is 93512143.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34121539 - 2²¹ = 32024387 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34121519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17060769 + 17060770.

It is an arithmetic number, because the mean of its divisors is an integer number (17060770).

Almost surely, 2^34121539 is an apocalyptic number.

34121539 is a deficient number, since it is larger than the sum of its proper divisors (1).

34121539 is an equidigital number, since it uses as much as digits as its factorization.

34121539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 34121539 is about 5841.3644810096. The cubic root of 34121539 is about 324.3467398776.

The spelling of 34121539 in words is "thirty-four million, one hundred twenty-one thousand, five hundred thirty-nine".