1133022251 has 24 divisors (see below), whose sum is σ = 1230075504. Its totient is φ = 1042683840.

The previous prime is 1133022229. The next prime is 1133022263. The reversal of 1133022251 is 1522203311.

It is a de Polignac number, because none of the positive numbers 2^k-1133022251 is a prime.

It is a super-2 number, since 2×1133022251² = 2567478842522214002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133022211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2094041 + ... + 2094581.

It is an arithmetic number, because the mean of its divisors is an integer number (51253146).

Almost surely, 2^1133022251 is an apocalyptic number.

1133022251 is a deficient number, since it is larger than the sum of its proper divisors (97053253).

1133022251 is a wasteful number, since it uses less digits than its factorization.

1133022251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1133022251 is about 33660.3958829958. The cubic root of 1133022251 is about 1042.5081999175.

Adding to 1133022251 its reverse (1522203311), we get a palindrome (2655225562).

The spelling of 1133022251 in words is "one billion, one hundred thirty-three million, twenty-two thousand, two hundred fifty-one".