2113635254503 has 4 divisors (see below), whose sum is σ = 2237966740080. Its totient is φ = 1989303768928.

The previous prime is 2113635254501. The next prime is 2113635254551. The reversal of 2113635254503 is 3054525363112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2113635254503 - 2¹ = 2113635254501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113635254501) 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, 62165742763 + ... + 62165742796.

It is an arithmetic number, because the mean of its divisors is an integer number (559491685020).

Almost surely, 2^{2113635254503} is an apocalyptic number.

2113635254503 is a deficient number, since it is larger than the sum of its proper divisors (124331485577).

2113635254503 is a wasteful number, since it uses less digits than its factorization.

2113635254503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124331485576.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 2113635254503 in words is "two trillion, one hundred thirteen billion, six hundred thirty-five million, two hundred fifty-four thousand, five hundred three".