1155250104 has 32 divisors (see below), whose sum is σ = 2889144720. Its totient is φ = 384947456.

The previous prime is 1155250091. The next prime is 1155250111. The reversal of 1155250104 is 4010525511.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 79534 + ... + 92930.

Almost surely, 2^1155250104 is an apocalyptic number.

It is an amenable number.

1155250104 is an abundant number, since it is smaller than the sum of its proper divisors (1733894616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1155250104 is a wasteful number, since it uses less digits than its factorization.

1155250104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16999 (or 16995 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 1155250104 is about 33988.9703286228. The cubic root of 1155250104 is about 1049.2814748584.

Adding to 1155250104 its reverse (4010525511), we get a palindrome (5165775615).

The spelling of 1155250104 in words is "one billion, one hundred fifty-five million, two hundred fifty thousand, one hundred four".