542328587 has 2 divisors, whose sum is σ = 542328588. Its totient is φ = 542328586.

The previous prime is 542328583. The next prime is 542328617. The reversal of 542328587 is 785823245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542328587 - 2² = 542328583 is a prime.

It is not a weakly prime, because it can be changed into another prime (542328583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271164293 + 271164294.

It is an arithmetic number, because the mean of its divisors is an integer number (271164294).

Almost surely, 2^542328587 is an apocalyptic number.

542328587 is a deficient number, since it is larger than the sum of its proper divisors (1).

542328587 is an equidigital number, since it uses as much as digits as its factorization.

542328587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 537600, while the sum is 44.

The square root of 542328587 is about 23287.9493944830. The cubic root of 542328587 is about 815.4941171683.

The spelling of 542328587 in words is "five hundred forty-two million, three hundred twenty-eight thousand, five hundred eighty-seven".