45429169 has 2 divisors, whose sum is σ = 45429170. Its totient is φ = 45429168.

The previous prime is 45429161. The next prime is 45429179. The reversal of 45429169 is 96192454.

45429169 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., 45050944 + 378225 = 6712^2 + 615^2 .

It is a cyclic number.

It is not a de Polignac number, because 45429169 - 2³ = 45429161 is a prime.

It is a super-2 number, since 2×45429169² = 4127618792061122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45429161) 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, 22714584 + 22714585.

It is an arithmetic number, because the mean of its divisors is an integer number (22714585).

Almost surely, 2^45429169 is an apocalyptic number.

It is an amenable number.

45429169 is a deficient number, since it is larger than the sum of its proper divisors (1).

45429169 is an equidigital number, since it uses as much as digits as its factorization.

45429169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 40.

The square root of 45429169 is about 6740.1163936537. The cubic root of 45429169 is about 356.8165016172.

The spelling of 45429169 in words is "forty-five million, four hundred twenty-nine thousand, one hundred sixty-nine".