11131535013 has 8 divisors (see below), whose sum is σ = 15045362688. Its totient is φ = 7319365344.

The previous prime is 11131534969. The next prime is 11131535027. The reversal of 11131535013 is 31053513111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11131535013 - 2²⁸ = 10863099557 is a prime.

It is a super-2 number, since 2×11131535013² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131535713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25414245 + ... + 25414682.

It is an arithmetic number, because the mean of its divisors is an integer number (1880670336).

Almost surely, 2^11131535013 is an apocalyptic number.

It is an amenable number.

11131535013 is a deficient number, since it is larger than the sum of its proper divisors (3913827675).

11131535013 is an equidigital number, since it uses as much as digits as its factorization.

11131535013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50829003.

The product of its (nonzero) digits is 675, while the sum is 24.

The spelling of 11131535013 in words is "eleven billion, one hundred thirty-one million, five hundred thirty-five thousand, thirteen".