2155302004 has 12 divisors (see below), whose sum is σ = 3776971744. Its totient is φ = 1076167224.

The previous prime is 2155301999. The next prime is 2155302043. The reversal of 2155302004 is 4002035512.

It is a congruent 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, 367674 + ... + 373489.

Almost surely, 2^2155302004 is an apocalyptic number.

It is an amenable number.

2155302004 is a deficient number, since it is larger than the sum of its proper divisors (1621669740).

2155302004 is a wasteful number, since it uses less digits than its factorization.

2155302004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741894 (or 741892 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2155302004 is about 46425.2302525254. The cubic root of 2155302004 is about 1291.7229554510.

Adding to 2155302004 its reverse (4002035512), we get a palindrome (6157337516).

The spelling of 2155302004 in words is "two billion, one hundred fifty-five million, three hundred two thousand, four".