542656753 has 2 divisors, whose sum is σ = 542656754. Its totient is φ = 542656752.

The previous prime is 542656721. The next prime is 542656757. The reversal of 542656753 is 357656245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466041744 + 76615009 = 21588^2 + 8753^2 .

It is a cyclic number.

It is not a de Polignac number, because 542656753 - 2⁵ = 542656721 is a prime.

It is not a weakly prime, because it can be changed into another prime (542656757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271328376 + 271328377.

It is an arithmetic number, because the mean of its divisors is an integer number (271328377).

Almost surely, 2^542656753 is an apocalyptic number.

It is an amenable number.

542656753 is a deficient number, since it is larger than the sum of its proper divisors (1).

542656753 is an equidigital number, since it uses as much as digits as its factorization.

542656753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756000, while the sum is 43.

The square root of 542656753 is about 23294.9941618366. The cubic root of 542656753 is about 815.6585706552.

The spelling of 542656753 in words is "five hundred forty-two million, six hundred fifty-six thousand, seven hundred fifty-three".