1023456113113 has 4 divisors (see below), whose sum is σ = 1169664129280. Its totient is φ = 877248096948.

The previous prime is 1023456113111. The next prime is 1023456113149. The reversal of 1023456113113 is 3113116543201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1023456113113 - 2¹ = 1023456113111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023456113111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73104008073 + ... + 73104008086.

It is an arithmetic number, because the mean of its divisors is an integer number (292416032320).

Almost surely, 2^{1023456113113} is an apocalyptic number.

It is an amenable number.

1023456113113 is a deficient number, since it is larger than the sum of its proper divisors (146208016167).

1023456113113 is an equidigital number, since it uses as much as digits as its factorization.

1023456113113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146208016166.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 1023456113113 in words is "one trillion, twenty-three billion, four hundred fifty-six million, one hundred thirteen thousand, one hundred thirteen".