1133451 has 18 divisors (see below), whose sum is σ = 1802892. Its totient is φ = 680520.

The previous prime is 1133387. The next prime is 1133459. The reversal of 1133451 is 1543311.

It is not a de Polignac number, because 1133451 - 2⁶ = 1133387 is a prime.

It is a super-2 number, since 2×1133451² = 2569422338802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1133459) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10540 + ... + 10646.

2^1133451 is an apocalyptic number.

1133451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1133451 is a deficient number, since it is larger than the sum of its proper divisors (669441).

1133451 is a wasteful number, since it uses less digits than its factorization.

1133451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 121 counting only the distinct ones).

The product of its digits is 180, while the sum is 18.

The square root of 1133451 is about 1064.6365577041. The cubic root of 1133451 is about 104.2639682472.

Adding to 1133451 its reverse (1543311), we get a palindrome (2676762).

The spelling of 1133451 in words is "one million, one hundred thirty-three thousand, four hundred fifty-one".