45503457331 has 2 divisors, whose sum is σ = 45503457332. Its totient is φ = 45503457330.

The previous prime is 45503457313. The next prime is 45503457367. The reversal of 45503457331 is 13375430554.

Together with previous prime (45503457313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45503457331 - 2⁷ = 45503457203 is a prime.

It is a super-2 number, since 2×45503457331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45503457931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22751728665 + 22751728666.

It is an arithmetic number, because the mean of its divisors is an integer number (22751728666).

Almost surely, 2^45503457331 is an apocalyptic number.

45503457331 is a deficient number, since it is larger than the sum of its proper divisors (1).

45503457331 is an equidigital number, since it uses as much as digits as its factorization.

45503457331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 40.

Adding to 45503457331 its reverse (13375430554), we get a palindrome (58878887885).

The spelling of 45503457331 in words is "forty-five billion, five hundred three million, four hundred fifty-seven thousand, three hundred thirty-one".