45801515 has 8 divisors (see below), whose sum is σ = 55242000. Its totient is φ = 36454432.

The previous prime is 45801491. The next prime is 45801517. The reversal of 45801515 is 51510854.

45801515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45801515 - 2²⁴ = 29024299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45801517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22265 + ... + 24234.

It is an arithmetic number, because the mean of its divisors is an integer number (6905250).

Almost surely, 2^45801515 is an apocalyptic number.

45801515 is a deficient number, since it is larger than the sum of its proper divisors (9440485).

45801515 is a wasteful number, since it uses less digits than its factorization.

45801515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46701.

The product of its (nonzero) digits is 4000, while the sum is 29.

The square root of 45801515 is about 6767.6816562247. The cubic root of 45801515 is about 357.7886953583.

The spelling of 45801515 in words is "forty-five million, eight hundred one thousand, five hundred fifteen".