542010149 has 2 divisors, whose sum is σ = 542010150. Its totient is φ = 542010148.

The previous prime is 542010109. The next prime is 542010163. The reversal of 542010149 is 941010245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 522808225 + 19201924 = 22865^2 + 4382^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542010149 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542010109) 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, 271005074 + 271005075.

It is an arithmetic number, because the mean of its divisors is an integer number (271005075).

Almost surely, 2^542010149 is an apocalyptic number.

It is an amenable number.

542010149 is a deficient number, since it is larger than the sum of its proper divisors (1).

542010149 is an equidigital number, since it uses as much as digits as its factorization.

542010149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 542010149 is about 23281.1114210641. Note that the first 3 decimals coincide. The cubic root of 542010149 is about 815.3344752313.

The spelling of 542010149 in words is "five hundred forty-two million, ten thousand, one hundred forty-nine".