11134540031 has 8 divisors (see below), whose sum is σ = 11791064880. Its totient is φ = 10478187648.

The previous prime is 11134539989. The next prime is 11134540049. The reversal of 11134540031 is 13004543111.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11134540031 is a prime.

It is a super-2 number, since 2×11134540031² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11134539979 and 11134540006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134542031) 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, 104225 + ... + 182021.

It is an arithmetic number, because the mean of its divisors is an integer number (1473883110).

Almost surely, 2^11134540031 is an apocalyptic number.

11134540031 is a deficient number, since it is larger than the sum of its proper divisors (656524849).

11134540031 is an equidigital number, since it uses as much as digits as its factorization.

11134540031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86233.

The product of its (nonzero) digits is 720, while the sum is 23.

The spelling of 11134540031 in words is "eleven billion, one hundred thirty-four million, five hundred forty thousand, thirty-one".