542451199 has 2 divisors, whose sum is σ = 542451200. Its totient is φ = 542451198.

The previous prime is 542451193. The next prime is 542451233. The reversal of 542451199 is 991154245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542451199 - 2⁵ = 542451167 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542451193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271225599 + 271225600.

It is an arithmetic number, because the mean of its divisors is an integer number (271225600).

Almost surely, 2^542451199 is an apocalyptic number.

542451199 is a deficient number, since it is larger than the sum of its proper divisors (1).

542451199 is an equidigital number, since it uses as much as digits as its factorization.

542451199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 40.

The square root of 542451199 is about 23290.5817660272. The cubic root of 542451199 is about 815.5555693535. Note that the first 4 decimals are identical.

The spelling of 542451199 in words is "five hundred forty-two million, four hundred fifty-one thousand, one hundred ninety-nine".