1135144250 has 32 divisors (see below), whose sum is σ = 2130036480. Its totient is φ = 452979600.

The previous prime is 1135144249. The next prime is 1135144253. The reversal of 1135144250 is 524415311.

It is not an unprimeable number, because it can be changed into a prime (1135144253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104579 + ... + 114921.

It is an arithmetic number, because the mean of its divisors is an integer number (66563640).

Almost surely, 2^1135144250 is an apocalyptic number.

1135144250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1135144250 is a deficient number, since it is larger than the sum of its proper divisors (994892230).

1135144250 is a wasteful number, since it uses less digits than its factorization.

1135144250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10799 (or 10789 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1135144250 is about 33691.9018459926. The cubic root of 1135144250 is about 1043.1586201361.

Adding to 1135144250 its reverse (524415311), we get a palindrome (1659559561).

The spelling of 1135144250 in words is "one billion, one hundred thirty-five million, one hundred forty-four thousand, two hundred fifty".