540883243 has 2 divisors, whose sum is σ = 540883244. Its totient is φ = 540883242.

The previous prime is 540883153. The next prime is 540883247. The reversal of 540883243 is 342388045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540883243 - 2¹³ = 540875051 is a prime.

It is equal to p_28392337 and since 540883243 and 28392337 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (540883247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270441621 + 270441622.

It is an arithmetic number, because the mean of its divisors is an integer number (270441622).

Almost surely, 2^540883243 is an apocalyptic number.

540883243 is a deficient number, since it is larger than the sum of its proper divisors (1).

540883243 is an equidigital number, since it uses as much as digits as its factorization.

540883243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 540883243 is about 23256.8966760400. The cubic root of 540883243 is about 814.7690228314.

The spelling of 540883243 in words is "five hundred forty million, eight hundred eighty-three thousand, two hundred forty-three".