542040179 has 2 divisors, whose sum is σ = 542040180. Its totient is φ = 542040178.

The previous prime is 542040173. The next prime is 542040203. The reversal of 542040179 is 971040245.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542040179 - 2¹² = 542036083 is a prime.

It is not a weakly prime, because it can be changed into another prime (542040173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271020089 + 271020090.

It is an arithmetic number, because the mean of its divisors is an integer number (271020090).

Almost surely, 2^542040179 is an apocalyptic number.

542040179 is a deficient number, since it is larger than the sum of its proper divisors (1).

542040179 is an equidigital number, since it uses as much as digits as its factorization.

542040179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 542040179 is about 23281.7563555673. The cubic root of 542040179 is about 815.3495327858.

The spelling of 542040179 in words is "five hundred forty-two million, forty thousand, one hundred seventy-nine".