45130546 has 8 divisors (see below), whose sum is σ = 71677980. Its totient is φ = 21237888.

The previous prime is 45130543. The next prime is 45130549. The reversal of 45130546 is 64503154.

It is an interprime number because it is at equal distance from previous prime (45130543) and next prime (45130549).

It can be written as a sum of positive squares in 2 ways, for example, as 45037521 + 93025 = 6711^2 + 305^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45130543) 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 3 ways as a sum of consecutive naturals, for example, 663651 + ... + 663718.

Almost surely, 2^45130546 is an apocalyptic number.

45130546 is a deficient number, since it is larger than the sum of its proper divisors (26547434).

45130546 is a wasteful number, since it uses less digits than its factorization.

45130546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327388.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 45130546 is about 6717.9272100850. The cubic root of 45130546 is about 356.0329525950.

The spelling of 45130546 in words is "forty-five million, one hundred thirty thousand, five hundred forty-six".