1085958393 has 16 divisors (see below), whose sum is σ = 1588749120. Its totient is φ = 655671744.

The previous prime is 1085958373. The next prime is 1085958407. The reversal of 1085958393 is 3938595801.

It is not a de Polignac number, because 1085958393 - 2⁶ = 1085958329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1085958373) 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, 260623 + ... + 264756.

It is an arithmetic number, because the mean of its divisors is an integer number (99296820).

Almost surely, 2^1085958393 is an apocalyptic number.

1085958393 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1085958393 is a deficient number, since it is larger than the sum of its proper divisors (502790727).

1085958393 is a wasteful number, since it uses less digits than its factorization.

1085958393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525448.

The product of its (nonzero) digits is 1166400, while the sum is 51.

The square root of 1085958393 is about 32953.8828213004. The cubic root of 1085958393 is about 1027.8689066710.

The spelling of 1085958393 in words is "one billion, eighty-five million, nine hundred fifty-eight thousand, three hundred ninety-three".