5440453069 has 2 divisors, whose sum is σ = 5440453070. Its totient is φ = 5440453068.

The previous prime is 5440453043. The next prime is 5440453079. The reversal of 5440453069 is 9603540445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4431564900 + 1008888169 = 66570^2 + 31763^2 .

It is a cyclic number.

It is not a de Polignac number, because 5440453069 - 2⁵ = 5440453037 is a prime.

It is a super-2 number, since 2×5440453069² = 59197059191983037522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5440453079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720226534 + 2720226535.

It is an arithmetic number, because the mean of its divisors is an integer number (2720226535).

Almost surely, 2^5440453069 is an apocalyptic number.

It is an amenable number.

5440453069 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440453069 is an equidigital number, since it uses as much as digits as its factorization.

5440453069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 5440453069 is about 73759.4269839456. The cubic root of 5440453069 is about 1758.7806926849.

The spelling of 5440453069 in words is "five billion, four hundred forty million, four hundred fifty-three thousand, sixty-nine".