45253545 has 16 divisors (see below), whose sum is σ = 74172672. Its totient is φ = 23546240.

The previous prime is 45253519. The next prime is 45253547. The reversal of 45253545 is 54535254.

It is not a de Polignac number, because 45253545 - 2²² = 41059241 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45253547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36177 + ... + 37406.

It is an arithmetic number, because the mean of its divisors is an integer number (4635792).

Almost surely, 2^45253545 is an apocalyptic number.

It is an amenable number.

45253545 is a deficient number, since it is larger than the sum of its proper divisors (28919127).

45253545 is a wasteful number, since it uses less digits than its factorization.

45253545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73632.

The product of its digits is 60000, while the sum is 33.

The square root of 45253545 is about 6727.0755161511. The cubic root of 45253545 is about 356.3561038217.

Adding to 45253545 its reverse (54535254), we get a palindrome (99788799).

The spelling of 45253545 in words is "forty-five million, two hundred fifty-three thousand, five hundred forty-five".