45512243431 has 2 divisors, whose sum is σ = 45512243432. Its totient is φ = 45512243430.

The previous prime is 45512243419. The next prime is 45512243467. The reversal of 45512243431 is 13434221554.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45512243431 is a prime.

It is a super-2 number, since 2×45512243431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45512243401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22756121715 + 22756121716.

It is an arithmetic number, because the mean of its divisors is an integer number (22756121716).

Almost surely, 2^45512243431 is an apocalyptic number.

45512243431 is a deficient number, since it is larger than the sum of its proper divisors (1).

45512243431 is an equidigital number, since it uses as much as digits as its factorization.

45512243431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 34.

Adding to 45512243431 its reverse (13434221554), we get a palindrome (58946464985).

The spelling of 45512243431 in words is "forty-five billion, five hundred twelve million, two hundred forty-three thousand, four hundred thirty-one".