2079971523 has 24 divisors (see below), whose sum is σ = 3440223488. Its totient is φ = 1186263792.

The previous prime is 2079971513. The next prime is 2079971527. The reversal of 2079971523 is 3251799702.

It is not a de Polignac number, because 2079971523 - 2⁶ = 2079971459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2079971527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1386 + ... + 64512.

Almost surely, 2^2079971523 is an apocalyptic number.

2079971523 is a deficient number, since it is larger than the sum of its proper divisors (1360251965).

2079971523 is a wasteful number, since it uses less digits than its factorization.

2079971523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63663 (or 63660 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 2079971523 is about 45606.7048031317. The cubic root of 2079971523 is about 1276.4950342783.

The spelling of 2079971523 in words is "two billion, seventy-nine million, nine hundred seventy-one thousand, five hundred twenty-three".