45400903 has 2 divisors, whose sum is σ = 45400904. Its totient is φ = 45400902.

The previous prime is 45400877. The next prime is 45400907. The reversal of 45400903 is 30900454.

45400903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45400903 - 2⁵ = 45400871 is a prime.

It is a super-2 number, since 2×45400903² = 4122483986430818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45400907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22700451 + 22700452.

It is an arithmetic number, because the mean of its divisors is an integer number (22700452).

Almost surely, 2^45400903 is an apocalyptic number.

45400903 is a deficient number, since it is larger than the sum of its proper divisors (1).

45400903 is an equidigital number, since it uses as much as digits as its factorization.

45400903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 45400903 is about 6738.0192193255. The cubic root of 45400903 is about 356.7424825969.

The spelling of 45400903 in words is "forty-five million, four hundred thousand, nine hundred three".