45134040 has 64 divisors (see below), whose sum is σ = 154748160. Its totient is φ = 10316160.

The previous prime is 45134039. The next prime is 45134041. The reversal of 45134040 is 4043154.

It is an interprime number because it is at equal distance from previous prime (45134039) and next prime (45134041).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 45133998 and 45134016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45134041) 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, 26026 + ... + 27705.

It is an arithmetic number, because the mean of its divisors is an integer number (2417940).

Almost surely, 2^45134040 is an apocalyptic number.

45134040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45134040 is an abundant number, since it is smaller than the sum of its proper divisors (109614120).

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

45134040 is a wasteful number, since it uses less digits than its factorization.

45134040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53752 (or 53748 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 45134040 is about 6718.1872555028. The cubic root of 45134040 is about 356.0421403636.

Adding to 45134040 its reverse (4043154), we get a palindrome (49177194).

The spelling of 45134040 in words is "forty-five million, one hundred thirty-four thousand, forty".