45145510 has 32 divisors (see below), whose sum is σ = 83916000. Its totient is φ = 17475840.

The previous prime is 45145493. The next prime is 45145537. The reversal of 45145510 is 1554154.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60721 + ... + 61459.

It is an arithmetic number, because the mean of its divisors is an integer number (2622375).

Almost surely, 2^45145510 is an apocalyptic number.

45145510 is a deficient number, since it is larger than the sum of its proper divisors (38770490).

45145510 is a wasteful number, since it uses less digits than its factorization.

45145510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 45145510 is about 6719.0408541696. The cubic root of 45145510 is about 356.0722983660.

Adding to 45145510 its reverse (1554154), we get a palindrome (46699664).

The spelling of 45145510 in words is "forty-five million, one hundred forty-five thousand, five hundred ten".