45615045 has 32 divisors (see below), whose sum is σ = 85358592. Its totient is φ = 20365632.

The previous prime is 45615041. The next prime is 45615047. The reversal of 45615045 is 54051654.

45615045 = T₂₇₉ + T₂₈₀ + ... + T₆₆₅.

It is not a de Polignac number, because 45615045 - 2² = 45615041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45615041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 537 + ... + 9566.

It is an arithmetic number, because the mean of its divisors is an integer number (2667456).

Almost surely, 2^45615045 is an apocalyptic number.

It is an amenable number.

45615045 is a deficient number, since it is larger than the sum of its proper divisors (39743547).

45615045 is a wasteful number, since it uses less digits than its factorization.

45615045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10161.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 45615045 is about 6753.8911006915. The cubic root of 45615045 is about 357.3024843383.

Adding to 45615045 its reverse (54051654), we get a palindrome (99666699).

The spelling of 45615045 in words is "forty-five million, six hundred fifteen thousand, forty-five".