542654897 has 2 divisors, whose sum is σ = 542654898. Its totient is φ = 542654896.

The previous prime is 542654851. The next prime is 542654899. The reversal of 542654897 is 798456245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319122496 + 223532401 = 17864^2 + 14951^2 .

It is a cyclic number.

It is not a de Polignac number, because 542654897 - 2¹⁶ = 542589361 is a prime.

Together with 542654899, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (542654899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271327448 + 271327449.

It is an arithmetic number, because the mean of its divisors is an integer number (271327449).

Almost surely, 2^542654897 is an apocalyptic number.

It is an amenable number.

542654897 is a deficient number, since it is larger than the sum of its proper divisors (1).

542654897 is an equidigital number, since it uses as much as digits as its factorization.

542654897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 50.

The square root of 542654897 is about 23294.9543249177. The cubic root of 542654897 is about 815.6576407463.

The spelling of 542654897 in words is "five hundred forty-two million, six hundred fifty-four thousand, eight hundred ninety-seven".