827883131 has 2 divisors, whose sum is σ = 827883132. Its totient is φ = 827883130.

The previous prime is 827883109. The next prime is 827883139. The reversal of 827883131 is 131388728.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-827883131 is a prime.

It is a super-2 number, since 2×827883131² = 1370780957188726322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (827883139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413941565 + 413941566.

It is an arithmetic number, because the mean of its divisors is an integer number (413941566).

Almost surely, 2^827883131 is an apocalyptic number.

827883131 is a deficient number, since it is larger than the sum of its proper divisors (1).

827883131 is an equidigital number, since it uses as much as digits as its factorization.

827883131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 41.

The square root of 827883131 is about 28772.9583289588. The cubic root of 827883131 is about 938.9800053433.

The spelling of 827883131 in words is "eight hundred twenty-seven million, eight hundred eighty-three thousand, one hundred thirty-one".