45201245 has 4 divisors (see below), whose sum is σ = 54241500. Its totient is φ = 36160992.

The previous prime is 45201239. The next prime is 45201251. The reversal of 45201245 is 54210254.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (45201239) and next prime (45201251).

It can be written as a sum of positive squares in 2 ways, for example, as 21132409 + 24068836 = 4597^2 + 4906^2 .

It is a cyclic number.

It is not a de Polignac number, because 45201245 - 2¹² = 45197149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45201245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4520120 + ... + 4520129.

It is an arithmetic number, because the mean of its divisors is an integer number (13560375).

Almost surely, 2^45201245 is an apocalyptic number.

It is an amenable number.

45201245 is a deficient number, since it is larger than the sum of its proper divisors (9040255).

45201245 is an equidigital number, since it uses as much as digits as its factorization.

45201245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9040254.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 45201245 is about 6723.1871162418. The cubic root of 45201245 is about 356.2187693973.

Adding to 45201245 its reverse (54210254), we get a palindrome (99411499).

Subtracting 45201245 from its reverse (54210254), we obtain a palindrome (9009009).

The spelling of 45201245 in words is "forty-five million, two hundred one thousand, two hundred forty-five".