1085317145 has 64 divisors (see below), whose sum is σ = 1596672000. Its totient is φ = 697973760.

The previous prime is 1085317133. The next prime is 1085317153. The reversal of 1085317145 is 5417135801.

It is not a de Polignac number, because 1085317145 - 2⁸ = 1085316889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3535082 + ... + 3535388.

It is an arithmetic number, because the mean of its divisors is an integer number (24948000).

Almost surely, 2^1085317145 is an apocalyptic number.

It is an amenable number.

1085317145 is a deficient number, since it is larger than the sum of its proper divisors (511354855).

1085317145 is a wasteful number, since it uses less digits than its factorization.

1085317145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558.

The product of its (nonzero) digits is 16800, while the sum is 35.

The square root of 1085317145 is about 32944.1519089504. The cubic root of 1085317145 is about 1027.6665512641. Note that the first 3 decimals are identical.

The spelling of 1085317145 in words is "one billion, eighty-five million, three hundred seventeen thousand, one hundred forty-five".