45378455 has 8 divisors (see below), whose sum is σ = 54514752. Its totient is φ = 36262368.

The previous prime is 45378433. The next prime is 45378461. The reversal of 45378455 is 55487354.

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

It is a cyclic number.

It is not a de Polignac number, because 45378455 - 2⁸ = 45378199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434 + ... + 9536.

It is an arithmetic number, because the mean of its divisors is an integer number (6814344).

Almost surely, 2^45378455 is an apocalyptic number.

45378455 is a deficient number, since it is larger than the sum of its proper divisors (9136297).

45378455 is an equidigital number, since it uses as much as digits as its factorization.

45378455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10105.

The product of its digits is 336000, while the sum is 41.

The square root of 45378455 is about 6736.3532419255. The cubic root of 45378455 is about 356.6836770451.

The spelling of 45378455 in words is "forty-five million, three hundred seventy-eight thousand, four hundred fifty-five".