51132113099 has 2 divisors, whose sum is σ = 51132113100. Its totient is φ = 51132113098.

The previous prime is 51132113083. The next prime is 51132113107. The reversal of 51132113099 is 99031123115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51132113099 - 2⁴ = 51132113083 is a prime.

It is a super-2 number, since 2×51132113099² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51132113009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25566056549 + 25566056550.

It is an arithmetic number, because the mean of its divisors is an integer number (25566056550).

Almost surely, 2^51132113099 is an apocalyptic number.

51132113099 is a deficient number, since it is larger than the sum of its proper divisors (1).

51132113099 is an equidigital number, since it uses as much as digits as its factorization.

51132113099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 35.

The spelling of 51132113099 in words is "fifty-one billion, one hundred thirty-two million, one hundred thirteen thousand, ninety-nine".