11403534313 has 4 divisors (see below), whose sum is σ = 11404448640. Its totient is φ = 11402619988.

The previous prime is 11403534293. The next prime is 11403534371. The reversal of 11403534313 is 31343530411.

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 11403534313 - 2⁵ = 11403534281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11403535313) 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, 438193 + ... + 463486.

It is an arithmetic number, because the mean of its divisors is an integer number (2851112160).

Almost surely, 2^11403534313 is an apocalyptic number.

It is an amenable number.

11403534313 is a deficient number, since it is larger than the sum of its proper divisors (914327).

11403534313 is an equidigital number, since it uses as much as digits as its factorization.

11403534313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914326.

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 11403534313 in words is "eleven billion, four hundred three million, five hundred thirty-four thousand, three hundred thirteen".