45155607 has 20 divisors (see below), whose sum is σ = 70249080. Its totient is φ = 25799088.

The previous prime is 45155599. The next prime is 45155659. The reversal of 45155607 is 70655154.

It is not a de Polignac number, because 45155607 - 2³ = 45155599 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45155107) 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 19 ways as a sum of consecutive naturals, for example, 4069 + ... + 10337.

It is an arithmetic number, because the mean of its divisors is an integer number (3512454).

Almost surely, 2^45155607 is an apocalyptic number.

45155607 is a deficient number, since it is larger than the sum of its proper divisors (25093473).

45155607 is an frugal number, since it uses more digits than its factorization.

45155607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6300 (or 6279 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 45155607 is about 6719.7921842867. The cubic root of 45155607 is about 356.0988421204.

The spelling of 45155607 in words is "forty-five million, one hundred fifty-five thousand, six hundred seven".