542213254139 has 2 divisors, whose sum is σ = 542213254140. Its totient is φ = 542213254138.

The previous prime is 542213254043. The next prime is 542213254183. The reversal of 542213254139 is 931452312245.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542213254139 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 542213254096 and 542213254105.

It is not a weakly prime, because it can be changed into another prime (542213224139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271106627069 + 271106627070.

It is an arithmetic number, because the mean of its divisors is an integer number (271106627070).

Almost surely, 2^542213254139 is an apocalyptic number.

542213254139 is a deficient number, since it is larger than the sum of its proper divisors (1).

542213254139 is an equidigital number, since it uses as much as digits as its factorization.

542213254139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 41.

The spelling of 542213254139 in words is "five hundred forty-two billion, two hundred thirteen million, two hundred fifty-four thousand, one hundred thirty-nine".