540370973 has 2 divisors, whose sum is σ = 540370974. Its totient is φ = 540370972.

The previous prime is 540370931. The next prime is 540370997. The reversal of 540370973 is 379073045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 536478244 + 3892729 = 23162^2 + 1973^2 .

It is a cyclic number.

It is not a de Polignac number, because 540370973 - 2¹⁴ = 540354589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540370913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270185486 + 270185487.

It is an arithmetic number, because the mean of its divisors is an integer number (270185487).

Almost surely, 2^540370973 is an apocalyptic number.

It is an amenable number.

540370973 is a deficient number, since it is larger than the sum of its proper divisors (1).

540370973 is an equidigital number, since it uses as much as digits as its factorization.

540370973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 540370973 is about 23245.8807748814. The cubic root of 540370973 is about 814.5117192639.

The spelling of 540370973 in words is "five hundred forty million, three hundred seventy thousand, nine hundred seventy-three".