1135031250 has 56 divisors (see below), whose sum is σ = 2837776176. Its totient is φ = 302650000.

The previous prime is 1135031237. The next prime is 1135031309. The reversal of 1135031250 is 521305311.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 87697 + ... + 99803.

Almost surely, 2^1135031250 is an apocalyptic number.

1135031250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1135031250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1418888088).

1135031250 is an abundant number, since it is smaller than the sum of its proper divisors (1702744926).

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

1135031250 is an frugal number, since it uses more digits than its factorization.

1135031250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12142 (or 12117 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1135031250 is about 33690.2248434171. The cubic root of 1135031250 is about 1043.1240046131.

Adding to 1135031250 its reverse (521305311), we get a palindrome (1656336561).

The spelling of 1135031250 in words is "one billion, one hundred thirty-five million, thirty-one thousand, two hundred fifty".