4540969 has 2 divisors, whose sum is σ = 4540970. Its totient is φ = 4540968.

The previous prime is 4540927. The next prime is 4540979. The reversal of 4540969 is 9690454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3374569 + 1166400 = 1837^2 + 1080^2 .

It is a cyclic number.

It is not a de Polignac number, because 4540969 - 2¹⁵ = 4508201 is a prime.

It is a super-2 number, since 2×4540969² = 41240798917922, which contains 22 as substring.

It is a Chen prime.

4540969 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4540909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270484 + 2270485.

It is an arithmetic number, because the mean of its divisors is an integer number (2270485).

Almost surely, 2^4540969 is an apocalyptic number.

It is an amenable number.

4540969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540969 is an equidigital number, since it uses as much as digits as its factorization.

4540969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 4540969 is about 2130.9549502512. The cubic root of 4540969 is about 165.5958742661.

It can be divided in two parts, 45 and 40969, that added together give a palindrome (41014).

The spelling of 4540969 in words is "four million, five hundred forty thousand, nine hundred sixty-nine".