45257203 has 2 divisors, whose sum is σ = 45257204. Its totient is φ = 45257202.

The previous prime is 45257159. The next prime is 45257207. The reversal of 45257203 is 30275254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45257203 - 2¹³ = 45249011 is a prime.

It is not a weakly prime, because it can be changed into another prime (45257207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22628601 + 22628602.

It is an arithmetic number, because the mean of its divisors is an integer number (22628602).

Almost surely, 2^45257203 is an apocalyptic number.

45257203 is a deficient number, since it is larger than the sum of its proper divisors (1).

45257203 is an equidigital number, since it uses as much as digits as its factorization.

45257203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 45257203 is about 6727.3473970057. The cubic root of 45257203 is about 356.3657053936.

The spelling of 45257203 in words is "forty-five million, two hundred fifty-seven thousand, two hundred three".