632245113431 has 4 divisors (see below), whose sum is σ = 639348991200. Its totient is φ = 625141235664.

The previous prime is 632245113427. The next prime is 632245113469. The reversal of 632245113431 is 134311542236.

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 632245113431 - 2² = 632245113427 is a prime.

It is a super-2 number, since 2×632245113431² (a number of 24 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 = 632245113391 and 632245113400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632245113421) 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, 3551938751 + ... + 3551938928.

It is an arithmetic number, because the mean of its divisors is an integer number (159837247800).

Almost surely, 2^632245113431 is an apocalyptic number.

632245113431 is a deficient number, since it is larger than the sum of its proper divisors (7103877769).

632245113431 is an equidigital number, since it uses as much as digits as its factorization.

632245113431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7103877768.

The product of its digits is 51840, while the sum is 35.

Adding to 632245113431 its reverse (134311542236), we get a palindrome (766556655667).

The spelling of 632245113431 in words is "six hundred thirty-two billion, two hundred forty-five million, one hundred thirteen thousand, four hundred thirty-one".