11124131399 has 8 divisors (see below), whose sum is σ = 11241960240. Its totient is φ = 11006366976.

The previous prime is 11124131393. The next prime is 11124131413. The reversal of 11124131399 is 99313142111.

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

It is a cyclic number.

It is not a de Polignac number, because 11124131399 - 2⁴ = 11124131383 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 (11124131393) 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, 383012 + ... + 411030.

It is an arithmetic number, because the mean of its divisors is an integer number (1405245030).

Almost surely, 2^11124131399 is an apocalyptic number.

11124131399 is a deficient number, since it is larger than the sum of its proper divisors (117828841).

11124131399 is an equidigital number, since it uses as much as digits as its factorization.

11124131399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32209.

The product of its digits is 5832, while the sum is 35.

The spelling of 11124131399 in words is "eleven billion, one hundred twenty-four million, one hundred thirty-one thousand, three hundred ninety-nine".