1085642735 has 8 divisors (see below), whose sum is σ = 1305427536. Its totient is φ = 866743360.

The previous prime is 1085642699. The next prime is 1085642771. The reversal of 1085642735 is 5372465801.

It is an interprime number because it is at equal distance from previous prime (1085642699) and next prime (1085642771).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1085642735 - 2⁸ = 1085642479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1085642692 and 1085642701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218654 + ... + 223563.

It is an arithmetic number, because the mean of its divisors is an integer number (163178442).

Almost surely, 2^1085642735 is an apocalyptic number.

1085642735 is a deficient number, since it is larger than the sum of its proper divisors (219784801).

1085642735 is an equidigital number, since it uses as much as digits as its factorization.

1085642735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442713.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 1085642735 is about 32949.0930831184. The cubic root of 1085642735 is about 1027.7693060211.

The spelling of 1085642735 in words is "one billion, eighty-five million, six hundred forty-two thousand, seven hundred thirty-five".