2130969556 has 12 divisors (see below), whose sum is σ = 3774127392. Its totient is φ = 1052647448.

The previous prime is 2130969553. The next prime is 2130969563. The reversal of 2130969556 is 6559690312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130969553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3208960 + ... + 3209623.

It is an arithmetic number, because the mean of its divisors is an integer number (314510616).

Almost surely, 2^2130969556 is an apocalyptic number.

It is an amenable number.

2130969556 is a deficient number, since it is larger than the sum of its proper divisors (1643157836).

2130969556 is a wasteful number, since it uses less digits than its factorization.

2130969556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6418670 (or 6418668 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 46.

The square root of 2130969556 is about 46162.4258028107. The cubic root of 2130969556 is about 1286.8435450260.

The spelling of 2130969556 in words is "two billion, one hundred thirty million, nine hundred sixty-nine thousand, five hundred fifty-six".