45203203 has 2 divisors, whose sum is σ = 45203204. Its totient is φ = 45203202.

The previous prime is 45203167. The next prime is 45203227. The reversal of 45203203 is 30230254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45203203 - 2¹³ = 45195011 is a prime.

It is a super-2 number, since 2×45203203² = 4086659122918418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45203243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22601601 + 22601602.

It is an arithmetic number, because the mean of its divisors is an integer number (22601602).

Almost surely, 2^45203203 is an apocalyptic number.

45203203 is a deficient number, since it is larger than the sum of its proper divisors (1).

45203203 is an equidigital number, since it uses as much as digits as its factorization.

45203203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 45203203 is about 6723.3327301272. The cubic root of 45203203 is about 356.2239128122.

Adding to 45203203 its reverse (30230254), we get a palindrome (75433457).

The spelling of 45203203 in words is "forty-five million, two hundred three thousand, two hundred three".