45342231523 has 2 divisors, whose sum is σ = 45342231524. Its totient is φ = 45342231522.

The previous prime is 45342231491. The next prime is 45342231551. The reversal of 45342231523 is 32513224354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45342231523 - 2⁵ = 45342231491 is a prime.

It is a super-3 number, since 3×45342231523³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (45342231563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22671115761 + 22671115762.

It is an arithmetic number, because the mean of its divisors is an integer number (22671115762).

Almost surely, 2^45342231523 is an apocalyptic number.

45342231523 is a deficient number, since it is larger than the sum of its proper divisors (1).

45342231523 is an equidigital number, since it uses as much as digits as its factorization.

45342231523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 34.

Adding to 45342231523 its reverse (32513224354), we get a palindrome (77855455877).

The spelling of 45342231523 in words is "forty-five billion, three hundred forty-two million, two hundred thirty-one thousand, five hundred twenty-three".