11245831839 has 144 divisors (see below), whose sum is σ = 19319652352. Its totient is φ = 6286896000.

The previous prime is 11245831813. The next prime is 11245831847. The reversal of 11245831839 is 93813854211.

11245831839 is a `hidden beast` number, since 1 + 1 + 24 + 583 + 18 + 39 = 666.

It is not a de Polignac number, because 11245831839 - 2⁷ = 11245831711 is a prime.

It is a super-2 number, since 2×11245831839² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11245831794 and 11245831803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11245831859) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 88549794 + ... + 88549920.

Almost surely, 2^11245831839 is an apocalyptic number.

11245831839 is a deficient number, since it is larger than the sum of its proper divisors (8073820513).

11245831839 is a wasteful number, since it uses less digits than its factorization.

11245831839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 276 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The spelling of 11245831839 in words is "eleven billion, two hundred forty-five million, eight hundred thirty-one thousand, eight hundred thirty-nine".