45502001 has 6 divisors (see below), whose sum is σ = 45958770. Its totient is φ = 45049728.

The previous prime is 45501991. The next prime is 45502003. The reversal of 45502001 is 10020554.

45502001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 44823025 + 678976 = 6695^2 + 824^2 .

It is a de Polignac number, because none of the positive numbers 2^k-45502001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45502003) 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 5 ways as a sum of consecutive naturals, for example, 8465 + ... + 12753.

It is an arithmetic number, because the mean of its divisors is an integer number (7659795).

Almost surely, 2^45502001 is an apocalyptic number.

It is an amenable number.

45502001 is a deficient number, since it is larger than the sum of its proper divisors (456769).

45502001 is an equidigital number, since it uses as much as digits as its factorization.

45502001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4495 (or 4392 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 45502001 is about 6745.5171039736. The cubic root of 45502001 is about 357.0070824311.

Adding to 45502001 its reverse (10020554), we get a palindrome (55522555).

The spelling of 45502001 in words is "forty-five million, five hundred two thousand, one".