1134621 has 8 divisors (see below), whose sum is σ = 1680960. Its totient is φ = 756396.

The previous prime is 1134619. The next prime is 1134649. The reversal of 1134621 is 1264311.

It is a happy number.

1134621 is a `hidden beast` number, since 11 + 34 + 621 = 666.

It is not a de Polignac number, because 1134621 - 2¹ = 1134619 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1134594 and 1134603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20985 + ... + 21038.

It is an arithmetic number, because the mean of its divisors is an integer number (210120).

2^1134621 is an apocalyptic number.

It is an amenable number.

1134621 is a deficient number, since it is larger than the sum of its proper divisors (546339).

1134621 is an equidigital number, since it uses as much as digits as its factorization.

1134621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42032 (or 42026 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1134621 is about 1065.1858992683. The cubic root of 1134621 is about 104.2998312569.

Adding to 1134621 its reverse (1264311), we get a palindrome (2398932).

The spelling of 1134621 in words is "one million, one hundred thirty-four thousand, six hundred twenty-one".