2620697123 has 8 divisors (see below), whose sum is σ = 2860176576. Its totient is φ = 2381423400.

The previous prime is 2620697089. The next prime is 2620697141. The reversal of 2620697123 is 3217960262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2620697123 - 2⁶ = 2620697059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2620697423) 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, 24161 + ... + 76322.

It is an arithmetic number, because the mean of its divisors is an integer number (357522072).

Almost surely, 2^2620697123 is an apocalyptic number.

2620697123 is a deficient number, since it is larger than the sum of its proper divisors (239479453).

2620697123 is a wasteful number, since it uses less digits than its factorization.

2620697123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102865.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 2620697123 is about 51192.7448277586. The cubic root of 2620697123 is about 1378.7079419209.

The spelling of 2620697123 in words is "two billion, six hundred twenty million, six hundred ninety-seven thousand, one hundred twenty-three".