542796811 has 2 divisors, whose sum is σ = 542796812. Its totient is φ = 542796810.

The previous prime is 542796781. The next prime is 542796817. The reversal of 542796811 is 118697245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542796811 - 2⁹ = 542796299 is a prime.

It is not a weakly prime, because it can be changed into another prime (542796817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271398405 + 271398406.

It is an arithmetic number, because the mean of its divisors is an integer number (271398406).

Almost surely, 2^542796811 is an apocalyptic number.

542796811 is a deficient number, since it is larger than the sum of its proper divisors (1).

542796811 is an equidigital number, since it uses as much as digits as its factorization.

542796811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 43.

The square root of 542796811 is about 23298.0001502275. Note that the first 3 decimals coincide. The cubic root of 542796811 is about 815.7287375889.

The spelling of 542796811 in words is "five hundred forty-two million, seven hundred ninety-six thousand, eight hundred eleven".