74126713 has 2 divisors, whose sum is σ = 74126714. Its totient is φ = 74126712.

The previous prime is 74126707. The next prime is 74126737. The reversal of 74126713 is 31762147.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37982569 + 36144144 = 6163^2 + 6012^2 .

It is an emirp because it is prime and its reverse (31762147) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74126713 is a prime.

It is not a weakly prime, because it can be changed into another prime (74126413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37063356 + 37063357.

It is an arithmetic number, because the mean of its divisors is an integer number (37063357).

Almost surely, 2^74126713 is an apocalyptic number.

It is an amenable number.

74126713 is a deficient number, since it is larger than the sum of its proper divisors (1).

74126713 is an equidigital number, since it uses as much as digits as its factorization.

74126713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7056, while the sum is 31.

The square root of 74126713 is about 8609.6871604025. The cubic root of 74126713 is about 420.0731410792.

The spelling of 74126713 in words is "seventy-four million, one hundred twenty-six thousand, seven hundred thirteen".