45154201 has 2 divisors, whose sum is σ = 45154202. Its totient is φ = 45154200.

The previous prime is 45154199. The next prime is 45154229. The reversal of 45154201 is 10245154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44568976 + 585225 = 6676^2 + 765^2 .

It is a cyclic number.

It is not a de Polignac number, because 45154201 - 2¹ = 45154199 is a prime.

Together with 45154199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45154271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22577100 + 22577101.

It is an arithmetic number, because the mean of its divisors is an integer number (22577101).

Almost surely, 2^45154201 is an apocalyptic number.

It is an amenable number.

45154201 is a deficient number, since it is larger than the sum of its proper divisors (1).

45154201 is an equidigital number, since it uses as much as digits as its factorization.

45154201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 45154201 is about 6719.6875671418. The cubic root of 45154201 is about 356.0951461588.

Adding to 45154201 its reverse (10245154), we get a palindrome (55399355).

The spelling of 45154201 in words is "forty-five million, one hundred fifty-four thousand, two hundred one".