45191201 has 12 divisors (see below), whose sum is σ = 50069712. Its totient is φ = 40755000.

The previous prime is 45191197. The next prime is 45191207. The reversal of 45191201 is 10219154.

It is a happy number.

It is not a de Polignac number, because 45191201 - 2² = 45191197 is a prime.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45191207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14426 + ... + 17276.

It is an arithmetic number, because the mean of its divisors is an integer number (4172476).

Almost surely, 2^45191201 is an apocalyptic number.

It is an amenable number.

45191201 is a deficient number, since it is larger than the sum of its proper divisors (4878511).

45191201 is a wasteful number, since it uses less digits than its factorization.

45191201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004 (or 2993 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 45191201 is about 6722.4401075800. The cubic root of 45191201 is about 356.1923827615.

The spelling of 45191201 in words is "forty-five million, one hundred ninety-one thousand, two hundred one".