503262113131 has 4 divisors (see below), whose sum is σ = 503440641000. Its totient is φ = 503083585264.

The previous prime is 503262113129. The next prime is 503262113177. The reversal of 503262113131 is 131311262305.

It is a happy number.

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 503262113131 - 2¹ = 503262113129 is a prime.

It is a super-2 number, since 2×503262113131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503262113131.

It is not an unprimeable number, because it can be changed into a prime (503262113531) 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, 89259706 + ... + 89265343.

It is an arithmetic number, because the mean of its divisors is an integer number (125860160250).

Almost surely, 2^503262113131 is an apocalyptic number.

503262113131 is a deficient number, since it is larger than the sum of its proper divisors (178527869).

503262113131 is a wasteful number, since it uses less digits than its factorization.

503262113131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178527868.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 503262113131 its reverse (131311262305), we get a palindrome (634573375436).

The spelling of 503262113131 in words is "five hundred three billion, two hundred sixty-two million, one hundred thirteen thousand, one hundred thirty-one".