69140413 has 2 divisors, whose sum is σ = 69140414. Its totient is φ = 69140412.

The previous prime is 69140387. The next prime is 69140419. The reversal of 69140413 is 31404196.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54715609 + 14424804 = 7397^2 + 3798^2 .

It is a cyclic number.

It is not a de Polignac number, because 69140413 - 2⁵ = 69140381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69140419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34570206 + 34570207.

It is an arithmetic number, because the mean of its divisors is an integer number (34570207).

Almost surely, 2^69140413 is an apocalyptic number.

It is an amenable number.

69140413 is a deficient number, since it is larger than the sum of its proper divisors (1).

69140413 is an equidigital number, since it uses as much as digits as its factorization.

69140413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 69140413 is about 8315.0714368549. The cubic root of 69140413 is about 410.4346233869.

It can be divided in two parts, 6 and 9140413, that added together give a palindrome (9140419).

The spelling of 69140413 in words is "sixty-nine million, one hundred forty thousand, four hundred thirteen".