67253413 has 2 divisors, whose sum is σ = 67253414. Its totient is φ = 67253412.

The previous prime is 67253387. The next prime is 67253429. The reversal of 67253413 is 31435276.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67125249 + 128164 = 8193^2 + 358^2 .

It is a cyclic number.

It is not a de Polignac number, because 67253413 - 2¹³ = 67245221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67253113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33626706 + 33626707.

It is an arithmetic number, because the mean of its divisors is an integer number (33626707).

Almost surely, 2^67253413 is an apocalyptic number.

It is an amenable number.

67253413 is a deficient number, since it is larger than the sum of its proper divisors (1).

67253413 is an equidigital number, since it uses as much as digits as its factorization.

67253413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 31.

The square root of 67253413 is about 8200.8178250709. The cubic root of 67253413 is about 406.6662300303. Note that the first 3 decimals are identical.

Adding to 67253413 its reverse (31435276), we get a palindrome (98688689).

The spelling of 67253413 in words is "sixty-seven million, two hundred fifty-three thousand, four hundred thirteen".