701313921 has 96 divisors (see below), whose sum is σ = 1357824000. Its totient is φ = 344826720.

The previous prime is 701313917. The next prime is 701313929. The reversal of 701313921 is 129313107.

It is not a de Polignac number, because 701313921 - 2² = 701313917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (701313929) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 644640 + ... + 645726.

It is an arithmetic number, because the mean of its divisors is an integer number (14144000).

Almost surely, 2^701313921 is an apocalyptic number.

It is an amenable number.

701313921 is a deficient number, since it is larger than the sum of its proper divisors (656510079).

701313921 is a wasteful number, since it uses less digits than its factorization.

701313921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 701313921 is about 26482.3322424593. The cubic root of 701313921 is about 888.4591953318.

The spelling of 701313921 in words is "seven hundred one million, three hundred thirteen thousand, nine hundred twenty-one".