45366169 has 4 divisors (see below), whose sum is σ = 46043344. Its totient is φ = 44688996.

The previous prime is 45366163. The next prime is 45366173. The reversal of 45366169 is 96166354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96166354 = 2 ⋅48083177.

It is a cyclic number.

It is not a de Polignac number, because 45366169 - 2¹⁵ = 45333401 is a prime.

It is a super-2 number, since 2×45366169² = 4116178579473122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45366163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338487 + ... + 338620.

It is an arithmetic number, because the mean of its divisors is an integer number (11510836).

Almost surely, 2^45366169 is an apocalyptic number.

It is an amenable number.

45366169 is a deficient number, since it is larger than the sum of its proper divisors (677175).

45366169 is an equidigital number, since it uses as much as digits as its factorization.

45366169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677174.

The product of its digits is 116640, while the sum is 40.

The square root of 45366169 is about 6735.4412624564. The cubic root of 45366169 is about 356.6514840055.

The spelling of 45366169 in words is "forty-five million, three hundred sixty-six thousand, one hundred sixty-nine".