1082531 has 2 divisors, whose sum is σ = 1082532. Its totient is φ = 1082530.

The previous prime is 1082527. The next prime is 1082533. The reversal of 1082531 is 1352801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1082531 - 2² = 1082527 is a prime.

It is a super-2 number, since 2×1082531² = 2343746731922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1082533, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1082533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541265 + 541266.

It is an arithmetic number, because the mean of its divisors is an integer number (541266).

2^1082531 is an apocalyptic number.

1082531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1082531 is an equidigital number, since it uses as much as digits as its factorization.

1082531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1082531 is about 1040.4474998769. The cubic root of 1082531 is about 102.6786414791.

The spelling of 1082531 in words is "one million, eighty-two thousand, five hundred thirty-one".