1133010421 has 4 divisors (see below), whose sum is σ = 1133080000. Its totient is φ = 1132940844.

The previous prime is 1133010409. The next prime is 1133010427. The reversal of 1133010421 is 1240103311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1133010421 - 2⁷ = 1133010293 is a prime.

It is a super-2 number, since 2×1133010421² = 2567425228189194482, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133010395 and 1133010404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133010427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4210 + ... + 47788.

It is an arithmetic number, because the mean of its divisors is an integer number (283270000).

Almost surely, 2^1133010421 is an apocalyptic number.

It is an amenable number.

1133010421 is a deficient number, since it is larger than the sum of its proper divisors (69579).

1133010421 is an equidigital number, since it uses as much as digits as its factorization.

1133010421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69578.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1133010421 is about 33660.2201567369. The cubic root of 1133010421 is about 1042.5045715936.

Adding to 1133010421 its reverse (1240103311), we get a palindrome (2373113732).

The spelling of 1133010421 in words is "one billion, one hundred thirty-three million, ten thousand, four hundred twenty-one".