61132200907 has 2 divisors, whose sum is σ = 61132200908. Its totient is φ = 61132200906.

The previous prime is 61132200887. The next prime is 61132200919. The reversal of 61132200907 is 70900223116.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61132200907 is a prime.

It is not a weakly prime, because it can be changed into another prime (61132200937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30566100453 + 30566100454.

It is an arithmetic number, because the mean of its divisors is an integer number (30566100454).

Almost surely, 2^61132200907 is an apocalyptic number.

61132200907 is a deficient number, since it is larger than the sum of its proper divisors (1).

61132200907 is an equidigital number, since it uses as much as digits as its factorization.

61132200907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The spelling of 61132200907 in words is "sixty-one billion, one hundred thirty-two million, two hundred thousand, nine hundred seven".