540471013 has 2 divisors, whose sum is σ = 540471014. Its totient is φ = 540471012.

The previous prime is 540470993. The next prime is 540471031. The reversal of 540471013 is 310174045.

Together with next prime (540471031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342731169 + 197739844 = 18513^2 + 14062^2 .

It is a cyclic number.

It is not a de Polignac number, because 540471013 - 2²⁵ = 506916581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540471073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270235506 + 270235507.

It is an arithmetic number, because the mean of its divisors is an integer number (270235507).

Almost surely, 2^540471013 is an apocalyptic number.

It is an amenable number.

540471013 is a deficient number, since it is larger than the sum of its proper divisors (1).

540471013 is an equidigital number, since it uses as much as digits as its factorization.

540471013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 540471013 is about 23248.0324543820. The cubic root of 540471013 is about 814.5619802442.

The spelling of 540471013 in words is "five hundred forty million, four hundred seventy-one thousand, thirteen".