2137566105907 has 2 divisors, whose sum is σ = 2137566105908. Its totient is φ = 2137566105906.

The previous prime is 2137566105893. The next prime is 2137566105937. The reversal of 2137566105907 is 7095016657312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2137566105907 - 2²³ = 2137557717299 is a prime.

It is not a weakly prime, because it can be changed into another prime (2137566105937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068783052953 + 1068783052954.

It is an arithmetic number, because the mean of its divisors is an integer number (1068783052954).

Almost surely, 2^{2137566105907} is an apocalyptic number.

2137566105907 is a deficient number, since it is larger than the sum of its proper divisors (1).

2137566105907 is an equidigital number, since it uses as much as digits as its factorization.

2137566105907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2381400, while the sum is 52.

The spelling of 2137566105907 in words is "two trillion, one hundred thirty-seven billion, five hundred sixty-six million, one hundred five thousand, nine hundred seven".