45378007 has 4 divisors (see below), whose sum is σ = 45724536. Its totient is φ = 45031480.

The previous prime is 45378001. The next prime is 45378013. The reversal of 45378007 is 70087354.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (45378001) and next prime (45378013).

It is a cyclic number.

It is not a de Polignac number, because 45378007 - 2³ = 45377999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45378001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173068 + ... + 173329.

It is an arithmetic number, because the mean of its divisors is an integer number (11431134).

Almost surely, 2^45378007 is an apocalyptic number.

45378007 is a deficient number, since it is larger than the sum of its proper divisors (346529).

45378007 is a wasteful number, since it uses less digits than its factorization.

45378007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346528.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 45378007 is about 6736.3199894304. The cubic root of 45378007 is about 356.6825032516.

It can be divided in two parts, 4537 and 8007, that added together give a square (12544 = 112²).

The spelling of 45378007 in words is "forty-five million, three hundred seventy-eight thousand, seven".