1083858545 has 32 divisors (see below), whose sum is σ = 1716961536. Its totient is φ = 635904000.

The previous prime is 1083858541. The next prime is 1083858577. The reversal of 1083858545 is 5458583801.

It is a happy number.

It is not a de Polignac number, because 1083858545 - 2² = 1083858541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1083858545.

It is not an unprimeable number, because it can be changed into a prime (1083858541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76256 + ... + 89345.

It is an arithmetic number, because the mean of its divisors is an integer number (53655048).

Almost surely, 2^1083858545 is an apocalyptic number.

It is an amenable number.

1083858545 is a deficient number, since it is larger than the sum of its proper divisors (633102991).

1083858545 is a wasteful number, since it uses less digits than its factorization.

1083858545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165641.

The product of its (nonzero) digits is 768000, while the sum is 47.

The square root of 1083858545 is about 32922.0070013965. The cubic root of 1083858545 is about 1027.2059711650.

The spelling of 1083858545 in words is "one billion, eighty-three million, eight hundred fifty-eight thousand, five hundred forty-five".