1128262653 has 12 divisors (see below), whose sum is σ = 1862528928. Its totient is φ = 644721480.

The previous prime is 1128262651. The next prime is 1128262673. The reversal of 1128262653 is 3562628211.

1128262653 is a `hidden beast` number, since 1 + 1 + 28 + 2 + 626 + 5 + 3 = 666.

It is not a de Polignac number, because 1128262653 - 2¹ = 1128262651 is a prime.

It is a super-2 number, since 2×1128262653² = 2545953228309196818, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128262651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8954403 + ... + 8954528.

It is an arithmetic number, because the mean of its divisors is an integer number (155210744).

Almost surely, 2^1128262653 is an apocalyptic number.

It is an amenable number.

1128262653 is a deficient number, since it is larger than the sum of its proper divisors (734266275).

1128262653 is a wasteful number, since it uses less digits than its factorization.

1128262653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17908944 (or 17908941 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 1128262653 is about 33589.6212095344. The cubic root of 1128262653 is about 1041.0463621328.

The spelling of 1128262653 in words is "one billion, one hundred twenty-eight million, two hundred sixty-two thousand, six hundred fifty-three".