45203245 has 8 divisors (see below), whose sum is σ = 54293400. Its totient is φ = 36129600.

The previous prime is 45203243. The next prime is 45203251. The reversal of 45203245 is 54230254.

It can be written as a sum of positive squares in 4 ways, for example, as 1153476 + 44049769 = 1074^2 + 6637^2 .

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

It is not a de Polignac number, because 45203245 - 2¹ = 45203243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45203243) 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, 3031 + ... + 9979.

It is an arithmetic number, because the mean of its divisors is an integer number (6786675).

Almost surely, 2^45203245 is an apocalyptic number.

It is an amenable number.

45203245 is a deficient number, since it is larger than the sum of its proper divisors (9090155).

45203245 is a wasteful number, since it uses less digits than its factorization.

45203245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8255.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 45203245 is about 6723.3358535774. The cubic root of 45203245 is about 356.2240231392.

Adding to 45203245 its reverse (54230254), we get a palindrome (99433499).

The spelling of 45203245 in words is "forty-five million, two hundred three thousand, two hundred forty-five".