542363123 has 2 divisors, whose sum is σ = 542363124. Its totient is φ = 542363122.

The previous prime is 542363119. The next prime is 542363141. The reversal of 542363123 is 321363245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542363123 - 2² = 542363119 is a prime.

It is not a weakly prime, because it can be changed into another prime (542363923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271181561 + 271181562.

It is an arithmetic number, because the mean of its divisors is an integer number (271181562).

Almost surely, 2^542363123 is an apocalyptic number.

542363123 is a deficient number, since it is larger than the sum of its proper divisors (1).

542363123 is an equidigital number, since it uses as much as digits as its factorization.

542363123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 542363123 is about 23288.6908820569. The cubic root of 542363123 is about 815.5114272810.

The spelling of 542363123 in words is "five hundred forty-two million, three hundred sixty-three thousand, one hundred twenty-three".