45791269 has 2 divisors, whose sum is σ = 45791270. Its totient is φ = 45791268.

The previous prime is 45791267. The next prime is 45791281. The reversal of 45791269 is 96219754.

It is a happy number.

45791269 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., 45400644 + 390625 = 6738^2 + 625^2 .

It is a cyclic number.

It is not a de Polignac number, because 45791269 - 2¹ = 45791267 is a prime.

It is a super-2 number, since 2×45791269² = 4193680633260722, which contains 22 as substring.

Together with 45791267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45791267) 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, 22895634 + 22895635.

It is an arithmetic number, because the mean of its divisors is an integer number (22895635).

Almost surely, 2^45791269 is an apocalyptic number.

It is an amenable number.

45791269 is a deficient number, since it is larger than the sum of its proper divisors (1).

45791269 is an equidigital number, since it uses as much as digits as its factorization.

45791269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 45791269 is about 6766.9246338348. The cubic root of 45791269 is about 357.7620137346.

The spelling of 45791269 in words is "forty-five million, seven hundred ninety-one thousand, two hundred sixty-nine".