1135263644 has 6 divisors (see below), whose sum is σ = 1986711384. Its totient is φ = 567631820.

The previous prime is 1135263643. The next prime is 1135263673. The reversal of 1135263644 is 4463625311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135263643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141907952 + ... + 141907959.

It is an arithmetic number, because the mean of its divisors is an integer number (331118564).

Almost surely, 2^1135263644 is an apocalyptic number.

It is an amenable number.

1135263644 is a deficient number, since it is larger than the sum of its proper divisors (851447740).

1135263644 is a wasteful number, since it uses less digits than its factorization.

1135263644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283815915 (or 283815913 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 1135263644 is about 33693.6736495147. The cubic root of 1135263644 is about 1043.1951918505.

Adding to 1135263644 its reverse (4463625311), we get a palindrome (5598888955).

The spelling of 1135263644 in words is "one billion, one hundred thirty-five million, two hundred sixty-three thousand, six hundred forty-four".