45150320531 has 2 divisors, whose sum is σ = 45150320532. Its totient is φ = 45150320530.

The previous prime is 45150320513. The next prime is 45150320539. The reversal of 45150320531 is 13502305154.

45150320531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (45150320513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45150320531 - 2²² = 45146126227 is a prime.

It is a super-2 number, since 2×45150320531² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45150320494 and 45150320503.

It is not a weakly prime, because it can be changed into another prime (45150320539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22575160265 + 22575160266.

It is an arithmetic number, because the mean of its divisors is an integer number (22575160266).

Almost surely, 2^45150320531 is an apocalyptic number.

45150320531 is a deficient number, since it is larger than the sum of its proper divisors (1).

45150320531 is an equidigital number, since it uses as much as digits as its factorization.

45150320531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 45150320531 its reverse (13502305154), we get a palindrome (58652625685).

The spelling of 45150320531 in words is "forty-five billion, one hundred fifty million, three hundred twenty thousand, five hundred thirty-one".