9973080691 has 8 divisors (see below), whose sum is σ = 11630415200. Its totient is φ = 8548354584.

The previous prime is 9973080683. The next prime is 9973080701. The reversal of 9973080691 is 1960803799.

It is not a de Polignac number, because 9973080691 - 2³ = 9973080683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9973083691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14537676 + ... + 14538361.

It is an arithmetic number, because the mean of its divisors is an integer number (1453801900).

Almost surely, 2^9973080691 is an apocalyptic number.

9973080691 is a deficient number, since it is larger than the sum of its proper divisors (1657334509).

9973080691 is an equidigital number, since it uses as much as digits as its factorization.

9973080691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29076058 (or 29076044 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 52.

The square root of 9973080691 is about 99865.3127517258. The cubic root of 9973080691 is about 2152.4997563179.

The spelling of 9973080691 in words is "nine billion, nine hundred seventy-three million, eighty thousand, six hundred ninety-one".