45135545 has 64 divisors (see below), whose sum is σ = 73543680. Its totient is φ = 25774848.

The previous prime is 45135533. The next prime is 45135551. The reversal of 45135545 is 54553154.

It is a cyclic number.

It is not a de Polignac number, because 45135545 - 2⁴ = 45135529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198722 + ... + 198948.

It is an arithmetic number, because the mean of its divisors is an integer number (1149120).

Almost surely, 2^45135545 is an apocalyptic number.

It is an amenable number.

45135545 is a deficient number, since it is larger than the sum of its proper divisors (28408135).

45135545 is a wasteful number, since it uses less digits than its factorization.

45135545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294.

The product of its digits is 30000, while the sum is 32.

The square root of 45135545 is about 6718.2992639507. The cubic root of 45135545 is about 356.0460977423.

Adding to 45135545 its reverse (54553154), we get a palindrome (99688699).

The spelling of 45135545 in words is "forty-five million, one hundred thirty-five thousand, five hundred forty-five".