2156413052 has 12 divisors (see below), whose sum is σ = 3789383136. Its totient is φ = 1073732160.

The previous prime is 2156413043. The next prime is 2156413069. The reversal of 2156413052 is 2503146512.

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, 1117508 + ... + 1119435.

It is an arithmetic number, because the mean of its divisors is an integer number (315781928).

Almost surely, 2^2156413052 is an apocalyptic number.

It is an amenable number.

2156413052 is a deficient number, since it is larger than the sum of its proper divisors (1632970084).

2156413052 is a wasteful number, since it uses less digits than its factorization.

2156413052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237188 (or 2237186 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2156413052 is about 46437.1947042454. The cubic root of 2156413052 is about 1291.9448763492.

Adding to 2156413052 its reverse (2503146512), we get a palindrome (4659559564).

The spelling of 2156413052 in words is "two billion, one hundred fifty-six million, four hundred thirteen thousand, fifty-two".