542174231 has 2 divisors, whose sum is σ = 542174232. Its totient is φ = 542174230.

The previous prime is 542174203. The next prime is 542174261. The reversal of 542174231 is 132471245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542174231 - 2¹⁰ = 542173207 is a prime.

It is a super-2 number, since 2×542174231² = 587905793520882722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 542174194 and 542174203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542174261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271087115 + 271087116.

It is an arithmetic number, because the mean of its divisors is an integer number (271087116).

Almost surely, 2^542174231 is an apocalyptic number.

542174231 is a deficient number, since it is larger than the sum of its proper divisors (1).

542174231 is an equidigital number, since it uses as much as digits as its factorization.

542174231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 29.

The square root of 542174231 is about 23284.6350841064. The cubic root of 542174231 is about 815.4167419650.

The spelling of 542174231 in words is "five hundred forty-two million, one hundred seventy-four thousand, two hundred thirty-one".