2122357953 has 16 divisors (see below), whose sum is σ = 2931419520. Its totient is φ = 1364235264.

The previous prime is 2122357949. The next prime is 2122357957. The reversal of 2122357953 is 3597532212.

It is an interprime number because it is at equal distance from previous prime (2122357949) and next prime (2122357957).

It is not a de Polignac number, because 2122357953 - 2² = 2122357949 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122357957) 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, 48225 + ... + 81057.

It is an arithmetic number, because the mean of its divisors is an integer number (183213720).

Almost surely, 2^2122357953 is an apocalyptic number.

It is an amenable number.

2122357953 is a deficient number, since it is larger than the sum of its proper divisors (809061567).

2122357953 is a wasteful number, since it uses less digits than its factorization.

2122357953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33608.

The product of its digits is 113400, while the sum is 39.

The square root of 2122357953 is about 46069.0563502228. The cubic root of 2122357953 is about 1285.1077549976.

The spelling of 2122357953 in words is "two billion, one hundred twenty-two million, three hundred fifty-seven thousand, nine hundred fifty-three".