11014157831 has 4 divisors (see below), whose sum is σ = 11015259192. Its totient is φ = 11013056472.

The previous prime is 11014157827. The next prime is 11014157839. The reversal of 11014157831 is 13875141011.

11014157831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11014157831 - 2² = 11014157827 is a prime.

It is a super-2 number, since 2×11014157831² (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 (11014157839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535541 + ... + 555726.

It is an arithmetic number, because the mean of its divisors is an integer number (2753814798).

Almost surely, 2^11014157831 is an apocalyptic number.

11014157831 is a deficient number, since it is larger than the sum of its proper divisors (1101361).

11014157831 is a wasteful number, since it uses less digits than its factorization.

11014157831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101360.

The product of its (nonzero) digits is 3360, while the sum is 32.

Adding to 11014157831 its reverse (13875141011), we get a palindrome (24889298842).

The spelling of 11014157831 in words is "eleven billion, fourteen million, one hundred fifty-seven thousand, eight hundred thirty-one".