113273540609 has 2 divisors, whose sum is σ = 113273540610. Its totient is φ = 113273540608.

The previous prime is 113273540593. The next prime is 113273540617. The reversal of 113273540609 is 906045372311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113151504400 + 122036209 = 336380^2 + 11047^2 .

It is a cyclic number.

It is not a de Polignac number, because 113273540609 - 2⁴ = 113273540593 is a prime.

It is not a weakly prime, because it can be changed into another prime (113273570609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56636770304 + 56636770305.

It is an arithmetic number, because the mean of its divisors is an integer number (56636770305).

Almost surely, 2^113273540609 is an apocalyptic number.

It is an amenable number.

113273540609 is a deficient number, since it is larger than the sum of its proper divisors (1).

113273540609 is an equidigital number, since it uses as much as digits as its factorization.

113273540609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 113273540609 in words is "one hundred thirteen billion, two hundred seventy-three million, five hundred forty thousand, six hundred nine".