540012787 has 2 divisors, whose sum is σ = 540012788. Its totient is φ = 540012786.

The previous prime is 540012779. The next prime is 540012793. The reversal of 540012787 is 787210045.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540012787 - 2³ = 540012779 is a prime.

It is a super-2 number, since 2×540012787² = 583227620247014738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (540012287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270006393 + 270006394.

It is an arithmetic number, because the mean of its divisors is an integer number (270006394).

Almost surely, 2^540012787 is an apocalyptic number.

540012787 is a deficient number, since it is larger than the sum of its proper divisors (1).

540012787 is an equidigital number, since it uses as much as digits as its factorization.

540012787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 540012787 is about 23238.1752080494. The cubic root of 540012787 is about 814.3317125681.

The spelling of 540012787 in words is "five hundred forty million, twelve thousand, seven hundred eighty-seven".