542311519 has 2 divisors, whose sum is σ = 542311520. Its totient is φ = 542311518.

The previous prime is 542311507. The next prime is 542311559. The reversal of 542311519 is 915113245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542311519 - 2⁵ = 542311487 is a prime.

It is a super-2 number, since 2×542311519² = 588203567280174722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542311559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271155759 + 271155760.

It is an arithmetic number, because the mean of its divisors is an integer number (271155760).

Almost surely, 2^542311519 is an apocalyptic number.

542311519 is a deficient number, since it is larger than the sum of its proper divisors (1).

542311519 is an equidigital number, since it uses as much as digits as its factorization.

542311519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 31.

The square root of 542311519 is about 23287.5829359768. The cubic root of 542311519 is about 815.4855620844.

The spelling of 542311519 in words is "five hundred forty-two million, three hundred eleven thousand, five hundred nineteen".