45540201 has 8 divisors (see below), whose sum is σ = 69394624. Its totient is φ = 26022960.

The previous prime is 45540199. The next prime is 45540203. The reversal of 45540201 is 10204554.

It is an interprime number because it is at equal distance from previous prime (45540199) and next prime (45540203).

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

It is not a de Polignac number, because 45540201 - 2¹ = 45540199 is a prime.

It is a super-3 number, since 3×45540201³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 2168581 = 45540201 / (4 + 5 + 5 + 4 + 0 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45540203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084270 + ... + 1084311.

It is an arithmetic number, because the mean of its divisors is an integer number (8674328).

Almost surely, 2^45540201 is an apocalyptic number.

It is an amenable number.

45540201 is a deficient number, since it is larger than the sum of its proper divisors (23854423).

45540201 is a wasteful number, since it uses less digits than its factorization.

45540201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168591.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 45540201 is about 6748.3480200713. The cubic root of 45540201 is about 357.1069597672.

Adding to 45540201 its reverse (10204554), we get a palindrome (55744755).

The spelling of 45540201 in words is "forty-five million, five hundred forty thousand, two hundred one".