11124031319 has 4 divisors (see below), whose sum is σ = 11126082744. Its totient is φ = 11121979896.

The previous prime is 11124031301. The next prime is 11124031337. The reversal of 11124031319 is 91313042111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91313042111 = 53 ⋅1722887587.

It is an interprime number because it is at equal distance from previous prime (11124031301) and next prime (11124031337).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11124031319 is a prime.

It is a super-2 number, since 2×11124031319² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124031349) 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, 1017557 + ... + 1028430.

It is an arithmetic number, because the mean of its divisors is an integer number (2781520686).

Almost surely, 2^11124031319 is an apocalyptic number.

11124031319 is a deficient number, since it is larger than the sum of its proper divisors (2051425).

11124031319 is an equidigital number, since it uses as much as digits as its factorization.

11124031319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051424.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 11124031319 in words is "eleven billion, one hundred twenty-four million, thirty-one thousand, three hundred nineteen".