45320269 has 2 divisors, whose sum is σ = 45320270. Its totient is φ = 45320268.

The previous prime is 45320257. The next prime is 45320273. The reversal of 45320269 is 96202354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37675044 + 7645225 = 6138^2 + 2765^2 .

It is a cyclic number.

It is not a de Polignac number, because 45320269 - 2¹³ = 45312077 is a prime.

It is a super-2 number, since 2×45320269² = 4107853564464722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45320269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45320279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22660134 + 22660135.

It is an arithmetic number, because the mean of its divisors is an integer number (22660135).

Almost surely, 2^45320269 is an apocalyptic number.

It is an amenable number.

45320269 is a deficient number, since it is larger than the sum of its proper divisors (1).

45320269 is an equidigital number, since it uses as much as digits as its factorization.

45320269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 45320269 is about 6732.0330510181. The cubic root of 45320269 is about 356.5311606635.

The spelling of 45320269 in words is "forty-five million, three hundred twenty thousand, two hundred sixty-nine".