5634237811 has 2 divisors, whose sum is σ = 5634237812. Its totient is φ = 5634237810.

The previous prime is 5634237809. The next prime is 5634237823. The reversal of 5634237811 is 1187324365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5634237811 - 2¹ = 5634237809 is a prime.

Together with 5634237809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5634237871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2817118905 + 2817118906.

It is an arithmetic number, because the mean of its divisors is an integer number (2817118906).

Almost surely, 2^5634237811 is an apocalyptic number.

5634237811 is a deficient number, since it is larger than the sum of its proper divisors (1).

5634237811 is an equidigital number, since it uses as much as digits as its factorization.

5634237811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 5634237811 is about 75061.5601423258. The cubic root of 5634237811 is about 1779.4196874219.

The spelling of 5634237811 in words is "five billion, six hundred thirty-four million, two hundred thirty-seven thousand, eight hundred eleven".