2154262124 has 12 divisors (see below), whose sum is σ = 4308524304. Its totient is φ = 923255184.

The previous prime is 2154262109. The next prime is 2154262147. The reversal of 2154262124 is 4212624512.

2154262124 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38468939 + ... + 38468994.

It is an arithmetic number, because the mean of its divisors is an integer number (359043692).

Almost surely, 2^2154262124 is an apocalyptic number.

It is an amenable number.

2154262124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2154262124 is a wasteful number, since it uses less digits than its factorization.

2154262124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76937944 (or 76937942 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 2154262124 is about 46414.0293876754. The cubic root of 2154262124 is about 1291.5151805547.

Adding to 2154262124 its reverse (4212624512), we get a palindrome (6366886636).

The spelling of 2154262124 in words is "two billion, one hundred fifty-four million, two hundred sixty-two thousand, one hundred twenty-four".