45408203 has 2 divisors, whose sum is σ = 45408204. Its totient is φ = 45408202.

The previous prime is 45408193. The next prime is 45408257. The reversal of 45408203 is 30280454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45408203 - 2¹⁶ = 45342667 is a prime.

It is not a weakly prime, because it can be changed into another prime (45408283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22704101 + 22704102.

It is an arithmetic number, because the mean of its divisors is an integer number (22704102).

Almost surely, 2^45408203 is an apocalyptic number.

45408203 is a deficient number, since it is larger than the sum of its proper divisors (1).

45408203 is an equidigital number, since it uses as much as digits as its factorization.

45408203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 45408203 is about 6738.5608997767. The cubic root of 45408203 is about 356.7616017508.

Adding to 45408203 its reverse (30280454), we get a palindrome (75688657).

The spelling of 45408203 in words is "forty-five million, four hundred eight thousand, two hundred three".