113315147381 has 2 divisors, whose sum is σ = 113315147382. Its totient is φ = 113315147380.

The previous prime is 113315147377. The next prime is 113315147417. The reversal of 113315147381 is 183741513311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70700151025 + 42614996356 = 265895^2 + 206434^2 .

It is a cyclic number.

It is not a de Polignac number, because 113315147381 - 2² = 113315147377 is a prime.

It is a super-2 number, since 2×113315147381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113315147311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56657573690 + 56657573691.

It is an arithmetic number, because the mean of its divisors is an integer number (56657573691).

Almost surely, 2^113315147381 is an apocalyptic number.

It is an amenable number.

113315147381 is a deficient number, since it is larger than the sum of its proper divisors (1).

113315147381 is an equidigital number, since it uses as much as digits as its factorization.

113315147381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

The spelling of 113315147381 in words is "one hundred thirteen billion, three hundred fifteen million, one hundred forty-seven thousand, three hundred eighty-one".