1134144421 has 8 divisors (see below), whose sum is σ = 1192492224. Its totient is φ = 1076549760.

The previous prime is 1134144397. The next prime is 1134144469. The reversal of 1134144421 is 1244414311.

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

It is a cyclic number.

It is not a de Polignac number, because 1134144421 - 2²⁵ = 1100589989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134144521) 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, 185196 + ... + 191221.

It is an arithmetic number, because the mean of its divisors is an integer number (149061528).

Almost surely, 2^1134144421 is an apocalyptic number.

It is an amenable number.

1134144421 is a deficient number, since it is larger than the sum of its proper divisors (58347803).

1134144421 is a wasteful number, since it uses less digits than its factorization.

1134144421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376571.

The product of its digits is 1536, while the sum is 25.

The square root of 1134144421 is about 33677.0607535753. The cubic root of 1134144421 is about 1042.8522606559.

Adding to 1134144421 its reverse (1244414311), we get a palindrome (2378558732).

The spelling of 1134144421 in words is "one billion, one hundred thirty-four million, one hundred forty-four thousand, four hundred twenty-one".