2113120963 has 2 divisors, whose sum is σ = 2113120964. Its totient is φ = 2113120962.

The previous prime is 2113120939. The next prime is 2113121027. The reversal of 2113120963 is 3690213112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2113120963 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113120913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056560481 + 1056560482.

It is an arithmetic number, because the mean of its divisors is an integer number (1056560482).

Almost surely, 2^2113120963 is an apocalyptic number.

2113120963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113120963 is an equidigital number, since it uses as much as digits as its factorization.

2113120963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 2113120963 is about 45968.6954676767. The cubic root of 2113120963 is about 1283.2406822113.

The spelling of 2113120963 in words is "two billion, one hundred thirteen million, one hundred twenty thousand, nine hundred sixty-three".