1086731 has 2 divisors, whose sum is σ = 1086732. Its totient is φ = 1086730.

The previous prime is 1086703. The next prime is 1086749. The reversal of 1086731 is 1376801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1086731 - 2¹⁴ = 1070347 is a prime.

It is a super-2 number, since 2×1086731² = 2361968532722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1086731.

It is not a weakly prime, because it can be changed into another prime (1086791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543365 + 543366.

It is an arithmetic number, because the mean of its divisors is an integer number (543366).

2^1086731 is an apocalyptic number.

1086731 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086731 is an equidigital number, since it uses as much as digits as its factorization.

1086731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1086731 is about 1042.4639082481. The cubic root of 1086731 is about 102.8112608597.

The spelling of 1086731 in words is "one million, eighty-six thousand, seven hundred thirty-one".