10135144031 has 4 divisors (see below), whose sum is σ = 10731328992. Its totient is φ = 9538959072.

The previous prime is 10135144021. The next prime is 10135144039. The reversal of 10135144031 is 13044153101.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10135144031 is a prime.

It is a super-2 number, since 2×10135144031² (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 = 10135143988 and 10135144006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10135144039) 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, 298092455 + ... + 298092488.

It is an arithmetic number, because the mean of its divisors is an integer number (2682832248).

Almost surely, 2^10135144031 is an apocalyptic number.

10135144031 is a deficient number, since it is larger than the sum of its proper divisors (596184961).

10135144031 is an equidigital number, since it uses as much as digits as its factorization.

10135144031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596184960.

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

Adding to 10135144031 its reverse (13044153101), we get a palindrome (23179297132).

The spelling of 10135144031 in words is "ten billion, one hundred thirty-five million, one hundred forty-four thousand, thirty-one".