540051769 has 2 divisors, whose sum is σ = 540051770. Its totient is φ = 540051768.

The previous prime is 540051739. The next prime is 540051793. The reversal of 540051769 is 967150045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 533055744 + 6996025 = 23088^2 + 2645^2 .

It is a cyclic number.

It is not a de Polignac number, because 540051769 - 2⁷ = 540051641 is a prime.

It is a super-2 number, since 2×540051769² = 583311826400058722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (540051739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270025884 + 270025885.

It is an arithmetic number, because the mean of its divisors is an integer number (270025885).

Almost surely, 2^540051769 is an apocalyptic number.

It is an amenable number.

540051769 is a deficient number, since it is larger than the sum of its proper divisors (1).

540051769 is an equidigital number, since it uses as much as digits as its factorization.

540051769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 540051769 is about 23239.0139420759. The cubic root of 540051769 is about 814.3513068665.

The spelling of 540051769 in words is "five hundred forty million, fifty-one thousand, seven hundred sixty-nine".