45155001 has 32 divisors (see below), whose sum is σ = 66816000. Its totient is φ = 27010368.

The previous prime is 45154973. The next prime is 45155017. The reversal of 45155001 is 10055154.

It is not a de Polignac number, because 45155001 - 2⁵ = 45154969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45155021) 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 31 ways as a sum of consecutive naturals, for example, 97296 + ... + 97758.

It is an arithmetic number, because the mean of its divisors is an integer number (2088000).

Almost surely, 2^45155001 is an apocalyptic number.

It is an amenable number.

45155001 is a deficient number, since it is larger than the sum of its proper divisors (21660999).

45155001 is a wasteful number, since it uses less digits than its factorization.

45155001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 45155001 is about 6719.7470934552. The cubic root of 45155001 is about 356.0972491336.

The spelling of 45155001 in words is "forty-five million, one hundred fifty-five thousand, one".