1134305421 has 8 divisors (see below), whose sum is σ = 1578164160. Its totient is φ = 723325152.

The previous prime is 1134305387. The next prime is 1134305423. The reversal of 1134305421 is 1245034311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1134305421 - 2¹⁸ = 1134043277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1134305391 and 1134305400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134305423) 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, 8219536 + ... + 8219673.

It is an arithmetic number, because the mean of its divisors is an integer number (197270520).

Almost surely, 2^1134305421 is an apocalyptic number.

It is an amenable number.

1134305421 is a deficient number, since it is larger than the sum of its proper divisors (443858739).

1134305421 is a wasteful number, since it uses less digits than its factorization.

1134305421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16439235.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1134305421 is about 33679.4510198726. The cubic root of 1134305421 is about 1042.9016051270.

Adding to 1134305421 its reverse (1245034311), we get a palindrome (2379339732).

The spelling of 1134305421 in words is "one billion, one hundred thirty-four million, three hundred five thousand, four hundred twenty-one".