34642513 has 2 divisors, whose sum is σ = 34642514. Its totient is φ = 34642512.

The previous prime is 34642493. The next prime is 34642519. The reversal of 34642513 is 31524643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32353344 + 2289169 = 5688^2 + 1513^2 .

It is an emirp because it is prime and its reverse (31524643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34642513 - 2⁹ = 34642001 is a prime.

It is not a weakly prime, because it can be changed into another prime (34642519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17321256 + 17321257.

It is an arithmetic number, because the mean of its divisors is an integer number (17321257).

Almost surely, 2^34642513 is an apocalyptic number.

It is an amenable number.

34642513 is a deficient number, since it is larger than the sum of its proper divisors (1).

34642513 is an equidigital number, since it uses as much as digits as its factorization.

34642513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 34642513 is about 5885.7890719937. The cubic root of 34642513 is about 325.9891379823.

The spelling of 34642513 in words is "thirty-four million, six hundred forty-two thousand, five hundred thirteen".