710116921 has 16 divisors (see below), whose sum is σ = 746424448. Its totient is φ = 674956800.

The previous prime is 710116919. The next prime is 710116933. The reversal of 710116921 is 129611017.

It is a cyclic number.

It is not a de Polignac number, because 710116921 - 2¹ = 710116919 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 710116921.

It is not an unprimeable number, because it can be changed into a prime (710116021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253036 + ... + 255826.

It is an arithmetic number, because the mean of its divisors is an integer number (46651528).

Almost surely, 2^710116921 is an apocalyptic number.

It is an amenable number.

710116921 is a deficient number, since it is larger than the sum of its proper divisors (36307527).

710116921 is a wasteful number, since it uses less digits than its factorization.

710116921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2992.

The product of its (nonzero) digits is 756, while the sum is 28.

The square root of 710116921 is about 26648.0190821006. The cubic root of 710116921 is about 892.1611080130.

Adding to 710116921 its reverse (129611017), we get a palindrome (839727938).

The spelling of 710116921 in words is "seven hundred ten million, one hundred sixteen thousand, nine hundred twenty-one".