542341087 has 2 divisors, whose sum is σ = 542341088. Its totient is φ = 542341086.

The previous prime is 542341067. The next prime is 542341091. The reversal of 542341087 is 780143245.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542341087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542341067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271170543 + 271170544.

It is an arithmetic number, because the mean of its divisors is an integer number (271170544).

Almost surely, 2^542341087 is an apocalyptic number.

542341087 is a deficient number, since it is larger than the sum of its proper divisors (1).

542341087 is an equidigital number, since it uses as much as digits as its factorization.

542341087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 542341087 is about 23288.2177720838. The cubic root of 542341087 is about 815.5003824955.

The spelling of 542341087 in words is "five hundred forty-two million, three hundred forty-one thousand, eighty-seven".