82315011 has 16 divisors (see below), whose sum is σ = 115885440. Its totient is φ = 51828480.

The previous prime is 82314997. The next prime is 82315033. The reversal of 82315011 is 11051328.

It is a de Polignac number, because none of the positive numbers 2^k-82315011 is a prime.

It is a super-2 number, since 2×82315011² = 13551522071860242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82315511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18076 + ... + 22166.

It is an arithmetic number, because the mean of its divisors is an integer number (7242840).

Almost surely, 2^82315011 is an apocalyptic number.

82315011 is a deficient number, since it is larger than the sum of its proper divisors (33570429).

82315011 is a wasteful number, since it uses less digits than its factorization.

82315011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 82315011 is about 9072.7620381006. The cubic root of 82315011 is about 435.0037626838.

Adding to 82315011 its reverse (11051328), we get a palindrome (93366339).

The spelling of 82315011 in words is "eighty-two million, three hundred fifteen thousand, eleven".