542218151 has 2 divisors, whose sum is σ = 542218152. Its totient is φ = 542218150.

The previous prime is 542218147. The next prime is 542218207. The reversal of 542218151 is 151812245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542218151 - 2² = 542218147 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542218121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271109075 + 271109076.

It is an arithmetic number, because the mean of its divisors is an integer number (271109076).

Almost surely, 2^542218151 is an apocalyptic number.

542218151 is a deficient number, since it is larger than the sum of its proper divisors (1).

542218151 is an equidigital number, since it uses as much as digits as its factorization.

542218151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3200, while the sum is 29.

The square root of 542218151 is about 23285.5781762017. The cubic root of 542218151 is about 815.4387595713.

The spelling of 542218151 in words is "five hundred forty-two million, two hundred eighteen thousand, one hundred fifty-one".