542125351897 has 2 divisors, whose sum is σ = 542125351898. Its totient is φ = 542125351896.

The previous prime is 542125351847. The next prime is 542125351907. The reversal of 542125351897 is 798153521245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331521456841 + 210603895056 = 575779^2 + 458916^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542125351897 is a prime.

It is not a weakly prime, because it can be changed into another prime (542125351847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271062675948 + 271062675949.

It is an arithmetic number, because the mean of its divisors is an integer number (271062675949).

Almost surely, 2^542125351897 is an apocalyptic number.

It is an amenable number.

542125351897 is a deficient number, since it is larger than the sum of its proper divisors (1).

542125351897 is an equidigital number, since it uses as much as digits as its factorization.

542125351897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 52.

The spelling of 542125351897 in words is "five hundred forty-two billion, one hundred twenty-five million, three hundred fifty-one thousand, eight hundred ninety-seven".