1085934994 has 4 divisors (see below), whose sum is σ = 1628902494. Its totient is φ = 542967496.

The previous prime is 1085934961. The next prime is 1085935009. The reversal of 1085934994 is 4994395801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4994395801 = 61 ⋅81875341.

It can be written as a sum of positive squares in only one way, i.e., 606981769 + 478953225 = 24637^2 + 21885^2 .

It is a super-2 number, since 2×1085934994² = 2358509622387560072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271483747 + ... + 271483750.

Almost surely, 2^1085934994 is an apocalyptic number.

1085934994 is a deficient number, since it is larger than the sum of its proper divisors (542967500).

1085934994 is an equidigital number, since it uses as much as digits as its factorization.

1085934994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542967499.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The square root of 1085934994 is about 32953.5277929390. The cubic root of 1085934994 is about 1027.8615241668.

The spelling of 1085934994 in words is "one billion, eighty-five million, nine hundred thirty-four thousand, nine hundred ninety-four".