82473311 has 2 divisors, whose sum is σ = 82473312. Its totient is φ = 82473310.

The previous prime is 82473289. The next prime is 82473323. The reversal of 82473311 is 11337428.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82473311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82473371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41236655 + 41236656.

It is an arithmetic number, because the mean of its divisors is an integer number (41236656).

Almost surely, 2^82473311 is an apocalyptic number.

82473311 is a deficient number, since it is larger than the sum of its proper divisors (1).

82473311 is an equidigital number, since it uses as much as digits as its factorization.

82473311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 29.

The square root of 82473311 is about 9081.4817623557. The cubic root of 82473311 is about 435.2824360373.

The spelling of 82473311 in words is "eighty-two million, four hundred seventy-three thousand, three hundred eleven".