67454713 has 2 divisors, whose sum is σ = 67454714. Its totient is φ = 67454712.

The previous prime is 67454711. The next prime is 67454749. The reversal of 67454713 is 31745476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60341824 + 7112889 = 7768^2 + 2667^2 .

It is a cyclic number.

It is not a de Polignac number, because 67454713 - 2¹ = 67454711 is a prime.

Together with 67454711, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (67454711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33727356 + 33727357.

It is an arithmetic number, because the mean of its divisors is an integer number (33727357).

Almost surely, 2^67454713 is an apocalyptic number.

It is an amenable number.

67454713 is a deficient number, since it is larger than the sum of its proper divisors (1).

67454713 is an equidigital number, since it uses as much as digits as its factorization.

67454713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 37.

The square root of 67454713 is about 8213.0818210949. The cubic root of 67454713 is about 407.0715644653.

The spelling of 67454713 in words is "sixty-seven million, four hundred fifty-four thousand, seven hundred thirteen".