113315452505 has 4 divisors (see below), whose sum is σ = 135978543012. Its totient is φ = 90652362000.

The previous prime is 113315452441. The next prime is 113315452531. The reversal of 113315452505 is 505254513311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 505254513311 = 709 ⋅712629779.

It can be written as a sum of positive squares in 2 ways, for example, as 48871060624 + 64444391881 = 221068^2 + 253859^2 .

It is not a de Polignac number, because 113315452505 - 2⁶ = 113315452441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11331545246 + ... + 11331545255.

It is an arithmetic number, because the mean of its divisors is an integer number (33994635753).

Almost surely, 2^113315452505 is an apocalyptic number.

It is an amenable number.

113315452505 is a deficient number, since it is larger than the sum of its proper divisors (22663090507).

113315452505 is an equidigital number, since it uses as much as digits as its factorization.

113315452505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22663090506.

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 113315452505 its reverse (505254513311), we get a palindrome (618569965816).

The spelling of 113315452505 in words is "one hundred thirteen billion, three hundred fifteen million, four hundred fifty-two thousand, five hundred five".