542610461 has 2 divisors, whose sum is σ = 542610462. Its totient is φ = 542610460.

The previous prime is 542610401. The next prime is 542610479. The reversal of 542610461 is 164016245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542610436 + 25 = 23294^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 542610461 - 2¹⁰ = 542609437 is a prime.

It is a super-2 number, since 2×542610461² = 588852224773265042, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542610401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271305230 + 271305231.

It is an arithmetic number, because the mean of its divisors is an integer number (271305231).

Almost surely, 2^542610461 is an apocalyptic number.

It is an amenable number.

542610461 is a deficient number, since it is larger than the sum of its proper divisors (1).

542610461 is an equidigital number, since it uses as much as digits as its factorization.

542610461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 542610461 is about 23294.0005366189. Note that the first 3 decimals coincide. The cubic root of 542610461 is about 815.6353764107.

The spelling of 542610461 in words is "five hundred forty-two million, six hundred ten thousand, four hundred sixty-one".