2151459924 has 24 divisors (see below), whose sum is σ = 5021617440. Its totient is φ = 716932704.

The previous prime is 2151459911. The next prime is 2151459967. The reversal of 2151459924 is 4299541512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15787 + ... + 67469.

It is an arithmetic number, because the mean of its divisors is an integer number (209234060).

Almost surely, 2^2151459924 is an apocalyptic number.

It is an amenable number.

2151459924 is an abundant number, since it is smaller than the sum of its proper divisors (2870157516).

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

2151459924 is a wasteful number, since it uses less digits than its factorization.

2151459924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55159 (or 55157 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 2151459924 is about 46383.8325712742. The cubic root of 2151459924 is about 1290.9549494154.

The spelling of 2151459924 in words is "two billion, one hundred fifty-one million, four hundred fifty-nine thousand, nine hundred twenty-four".