1234783134 has 216 divisors, whose sum is σ = 3328972920. Its totient is φ = 327836160.

The previous prime is 1234783127. The next prime is 1234783139. The reversal of 1234783134 is 4313874321.

1234783134 is a `hidden beast` number, since 123 + 478 + 31 + 34 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234783139) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 39831699 + ... + 39831729.

Almost surely, 2^1234783134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1234783134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1664486460).

1234783134 is an abundant number, since it is smaller than the sum of its proper divisors (2094189786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1234783134 is a wasteful number, since it uses less digits than its factorization.

1234783134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 85 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 1234783134 is about 35139.4811287816. The cubic root of 1234783134 is about 1072.8283207577.

It can be divided in two parts, 12347 and 83134, that added together give a square (95481 = 309²).

The spelling of 1234783134 in words is "one billion, two hundred thirty-four million, seven hundred eighty-three thousand, one hundred thirty-four".