8972745339 has 4 divisors (see below), whose sum is σ = 11963660456. Its totient is φ = 5981830224.

The previous prime is 8972745337. The next prime is 8972745343. The reversal of 8972745339 is 9335472798.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 8972745339 - 2¹ = 8972745337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8972745337) 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, 1495457554 + ... + 1495457559.

It is an arithmetic number, because the mean of its divisors is an integer number (2990915114).

Almost surely, 2^8972745339 is an apocalyptic number.

8972745339 is a deficient number, since it is larger than the sum of its proper divisors (2990915117).

8972745339 is a wasteful number, since it uses less digits than its factorization.

8972745339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990915116.

The product of its digits is 11430720, while the sum is 57.

The square root of 8972745339 is about 94724.5762144123. The cubic root of 8972745339 is about 2077.9819970292.

The spelling of 8972745339 in words is "eight billion, nine hundred seventy-two million, seven hundred forty-five thousand, three hundred thirty-nine".