113403103109 has 2 divisors, whose sum is σ = 113403103110. Its totient is φ = 113403103108.

The previous prime is 113403103097. The next prime is 113403103139. The reversal of 113403103109 is 901301304311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109418716225 + 3984386884 = 330785^2 + 63122^2 .

It is a cyclic number.

It is not a de Polignac number, because 113403103109 - 2¹² = 113403099013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113403103139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56701551554 + 56701551555.

It is an arithmetic number, because the mean of its divisors is an integer number (56701551555).

Almost surely, 2^113403103109 is an apocalyptic number.

It is an amenable number.

113403103109 is a deficient number, since it is larger than the sum of its proper divisors (1).

113403103109 is an equidigital number, since it uses as much as digits as its factorization.

113403103109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 113403103109 in words is "one hundred thirteen billion, four hundred three million, one hundred three thousand, one hundred nine".