45003397 has 2 divisors, whose sum is σ = 45003398. Its totient is φ = 45003396.

The previous prime is 45003391. The next prime is 45003449. The reversal of 45003397 is 79330054.

45003397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40947201 + 4056196 = 6399^2 + 2014^2 .

It is a cyclic number.

It is not a de Polignac number, because 45003397 - 2⁷ = 45003269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45003391) 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, 22501698 + 22501699.

It is an arithmetic number, because the mean of its divisors is an integer number (22501699).

Almost surely, 2^45003397 is an apocalyptic number.

It is an amenable number.

45003397 is a deficient number, since it is larger than the sum of its proper divisors (1).

45003397 is an equidigital number, since it uses as much as digits as its factorization.

45003397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 45003397 is about 6708.4571251518. The cubic root of 45003397 is about 355.6982804213.

The spelling of 45003397 in words is "forty-five million, three thousand, three hundred ninety-seven".