2109137932963 has 2 divisors, whose sum is σ = 2109137932964. Its totient is φ = 2109137932962.

The previous prime is 2109137932921. The next prime is 2109137932997. The reversal of 2109137932963 is 3692397319012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2109137932963 - 2²¹ = 2109135835811 is a prime.

It is not a weakly prime, because it can be changed into another prime (2109137932163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054568966481 + 1054568966482.

It is an arithmetic number, because the mean of its divisors is an integer number (1054568966482).

Almost surely, 2^{2109137932963} is an apocalyptic number.

2109137932963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2109137932963 is an equidigital number, since it uses as much as digits as its factorization.

2109137932963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3306744, while the sum is 55.

The spelling of 2109137932963 in words is "two trillion, one hundred nine billion, one hundred thirty-seven million, nine hundred thirty-two thousand, nine hundred sixty-three".