542356403 has 2 divisors, whose sum is σ = 542356404. Its totient is φ = 542356402.

The previous prime is 542356369. The next prime is 542356427. The reversal of 542356403 is 304653245.

542356403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542356403 - 2⁸ = 542356147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542356403.

It is not a weakly prime, because it can be changed into another prime (542356603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271178201 + 271178202.

It is an arithmetic number, because the mean of its divisors is an integer number (271178202).

Almost surely, 2^542356403 is an apocalyptic number.

542356403 is a deficient number, since it is larger than the sum of its proper divisors (1).

542356403 is an equidigital number, since it uses as much as digits as its factorization.

542356403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 542356403 is about 23288.5466055742. The cubic root of 542356403 is about 815.5080591443.

The spelling of 542356403 in words is "five hundred forty-two million, three hundred fifty-six thousand, four hundred three".