744125313 has 4 divisors (see below), whose sum is σ = 992167088. Its totient is φ = 496083540.

The previous prime is 744125311. The next prime is 744125323. The reversal of 744125313 is 313521447.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 744125313 - 2¹ = 744125311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (744125311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124020883 + ... + 124020888.

It is an arithmetic number, because the mean of its divisors is an integer number (248041772).

Almost surely, 2^744125313 is an apocalyptic number.

It is an amenable number.

744125313 is a deficient number, since it is larger than the sum of its proper divisors (248041775).

744125313 is a wasteful number, since it uses less digits than its factorization.

744125313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248041774.

The product of its digits is 10080, while the sum is 30.

The square root of 744125313 is about 27278.6603959945. The cubic root of 744125313 is about 906.1818500128.

The spelling of 744125313 in words is "seven hundred forty-four million, one hundred twenty-five thousand, three hundred thirteen".