740254013 has 2 divisors, whose sum is σ = 740254014. Its totient is φ = 740254012.

The previous prime is 740253979. The next prime is 740254019. The reversal of 740254013 is 310452047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 661364089 + 78889924 = 25717^2 + 8882^2 .

It is a cyclic number.

It is not a de Polignac number, because 740254013 - 2⁶ = 740253949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740254019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370127006 + 370127007.

It is an arithmetic number, because the mean of its divisors is an integer number (370127007).

Almost surely, 2^740254013 is an apocalyptic number.

It is an amenable number.

740254013 is a deficient number, since it is larger than the sum of its proper divisors (1).

740254013 is an equidigital number, since it uses as much as digits as its factorization.

740254013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 740254013 is about 27207.6094686762. The cubic root of 740254013 is about 904.6076514231.

The spelling of 740254013 in words is "seven hundred forty million, two hundred fifty-four thousand, thirteen".