45155130 has 32 divisors (see below), whose sum is σ = 109033344. Its totient is φ = 11967936.

The previous prime is 45155113. The next prime is 45155137. The reversal of 45155130 is 3155154.

It is a self number, because there is not a number n which added to its sum of digits gives 45155130.

It is not an unprimeable number, because it can be changed into a prime (45155137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504 + ... + 9516.

It is an arithmetic number, because the mean of its divisors is an integer number (3407292).

Almost surely, 2^45155130 is an apocalyptic number.

45155130 is an abundant number, since it is smaller than the sum of its proper divisors (63878214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45155130 is a wasteful number, since it uses less digits than its factorization.

45155130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9190.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 45155130 is about 6719.7566920239. The cubic root of 45155130 is about 356.0975882359.

Adding to 45155130 its sum of digits (24), we get a palindrome (45155154).

The spelling of 45155130 in words is "forty-five million, one hundred fifty-five thousand, one hundred thirty".