2125696970 has 32 divisors (see below), whose sum is σ = 4024235520. Its totient is φ = 807318720.

The previous prime is 2125696967. The next prime is 2125696973. The reversal of 2125696970 is 796965212.

It is an interprime number because it is at equal distance from previous prime (2125696967) and next prime (2125696973).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2125696973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48260 + ... + 81119.

It is an arithmetic number, because the mean of its divisors is an integer number (125757360).

Almost surely, 2^2125696970 is an apocalyptic number.

2125696970 is a deficient number, since it is larger than the sum of its proper divisors (1898538550).

2125696970 is a wasteful number, since it uses less digits than its factorization.

2125696970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129470.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 2125696970 is about 46105.2813677566. The cubic root of 2125696970 is about 1285.7813373085.

The spelling of 2125696970 in words is "two billion, one hundred twenty-five million, six hundred ninety-six thousand, nine hundred seventy".