1134421121 has 2 divisors, whose sum is σ = 1134421122. Its totient is φ = 1134421120.

The previous prime is 1134421103. The next prime is 1134421133. The reversal of 1134421121 is 1211244311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 947716225 + 186704896 = 30785^2 + 13664^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134421121 - 2¹⁰ = 1134420097 is a prime.

It is a super-2 number, since 2×1134421121² = 2573822559541793282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1134421093 and 1134421102.

It is not a weakly prime, because it can be changed into another prime (1134421921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567210560 + 567210561.

It is an arithmetic number, because the mean of its divisors is an integer number (567210561).

Almost surely, 2^1134421121 is an apocalyptic number.

It is an amenable number.

1134421121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134421121 is an equidigital number, since it uses as much as digits as its factorization.

1134421121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 192, while the sum is 20.

The square root of 1134421121 is about 33681.1686406514. The cubic root of 1134421121 is about 1042.9370628356.

Adding to 1134421121 its reverse (1211244311), we get a palindrome (2345665432).

The spelling of 1134421121 in words is "one billion, one hundred thirty-four million, four hundred twenty-one thousand, one hundred twenty-one".