2151003504 has 160 divisors (see below), whose sum is σ = 6203602944. Its totient is φ = 638023680.

The previous prime is 2151003497. The next prime is 2151003511. The reversal of 2151003504 is 4053001512.

It is an interprime number because it is at equal distance from previous prime (2151003497) and next prime (2151003511).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2081772 + ... + 2082804.

Almost surely, 2^2151003504 is an apocalyptic number.

2151003504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2151003504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3101801472).

2151003504 is an abundant number, since it is smaller than the sum of its proper divisors (4052599440).

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

2151003504 is a wasteful number, since it uses less digits than its factorization.

2151003504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175 (or 1169 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 2151003504 is about 46378.9122770252. The cubic root of 2151003504 is about 1290.8636533730.

The spelling of 2151003504 in words is "two billion, one hundred fifty-one million, three thousand, five hundred four".