45541523 has 2 divisors, whose sum is σ = 45541524. Its totient is φ = 45541522.

The previous prime is 45541501. The next prime is 45541547. The reversal of 45541523 is 32514554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45541523 - 2⁸ = 45541267 is a prime.

It is not a weakly prime, because it can be changed into another prime (45541583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22770761 + 22770762.

It is an arithmetic number, because the mean of its divisors is an integer number (22770762).

Almost surely, 2^45541523 is an apocalyptic number.

45541523 is a deficient number, since it is larger than the sum of its proper divisors (1).

45541523 is an equidigital number, since it uses as much as digits as its factorization.

45541523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 29.

The square root of 45541523 is about 6748.4459692584. The cubic root of 45541523 is about 357.1104152551.

It can be divided in two parts, 45541 and 523, that added together give a palindrome (46064).

The spelling of 45541523 in words is "forty-five million, five hundred forty-one thousand, five hundred twenty-three".