1235452134 has 16 divisors (see below), whose sum is σ = 2823890688. Its totient is φ = 352986312.

The previous prime is 1235452129. The next prime is 1235452151. The reversal of 1235452134 is 4312545321.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14707722 + ... + 14707805.

It is an arithmetic number, because the mean of its divisors is an integer number (176493168).

Almost surely, 2^1235452134 is an apocalyptic number.

1235452134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1235452134 is an abundant number, since it is smaller than the sum of its proper divisors (1588438554).

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

1235452134 is a wasteful number, since it uses less digits than its factorization.

1235452134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29415539.

The product of its digits is 14400, while the sum is 30.

The square root of 1235452134 is about 35148.9990469146. Note that the first 3 decimals coincide. The cubic root of 1235452134 is about 1073.0220369784.

Adding to 1235452134 its reverse (4312545321), we get a palindrome (5547997455).

The spelling of 1235452134 in words is "one billion, two hundred thirty-five million, four hundred fifty-two thousand, one hundred thirty-four".