1134137421 has 12 divisors (see below), whose sum is σ = 1639109472. Its totient is φ = 755671176.

The previous prime is 1134137419. The next prime is 1134137453. The reversal of 1134137421 is 1247314311.

It is not a de Polignac number, because 1134137421 - 2¹ = 1134137419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134137621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17491 + ... + 50736.

It is an arithmetic number, because the mean of its divisors is an integer number (136592456).

Almost surely, 2^1134137421 is an apocalyptic number.

It is an amenable number.

1134137421 is a deficient number, since it is larger than the sum of its proper divisors (504972051).

1134137421 is a wasteful number, since it uses less digits than its factorization.

1134137421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70080 (or 70077 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 1134137421 is about 33676.9568251052. The cubic root of 1134137421 is about 1042.8501151382.

The spelling of 1134137421 in words is "one billion, one hundred thirty-four million, one hundred thirty-seven thousand, four hundred twenty-one".