1085719 has 2 divisors, whose sum is σ = 1085720. Its totient is φ = 1085718.

The previous prime is 1085687. The next prime is 1085737. The reversal of 1085719 is 9175801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1085719 - 2⁵ = 1085687 is a prime.

It is a super-2 number, since 2×1085719² = 2357571493922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1085779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542859 + 542860.

It is an arithmetic number, because the mean of its divisors is an integer number (542860).

2^1085719 is an apocalyptic number.

1085719 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085719 is an equidigital number, since it uses as much as digits as its factorization.

1085719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 31.

The square root of 1085719 is about 1041.9784066861. The cubic root of 1085719 is about 102.7793371946.

The spelling of 1085719 in words is "one million, eighty-five thousand, seven hundred nineteen".