113604612461 has 2 divisors, whose sum is σ = 113604612462. Its totient is φ = 113604612460.

The previous prime is 113604612439. The next prime is 113604612491. The reversal of 113604612461 is 164216406311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97225476100 + 16379136361 = 311810^2 + 127981^2 .

It is an emirp because it is prime and its reverse (164216406311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113604612461 - 2¹⁰ = 113604611437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113604612431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56802306230 + 56802306231.

It is an arithmetic number, because the mean of its divisors is an integer number (56802306231).

Almost surely, 2^113604612461 is an apocalyptic number.

It is an amenable number.

113604612461 is a deficient number, since it is larger than the sum of its proper divisors (1).

113604612461 is an equidigital number, since it uses as much as digits as its factorization.

113604612461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 113604612461 in words is "one hundred thirteen billion, six hundred four million, six hundred twelve thousand, four hundred sixty-one".