1235142334 has 8 divisors (see below), whose sum is σ = 1878093360. Its totient is φ = 609111216.

The previous prime is 1235142299. The next prime is 1235142347. The reversal of 1235142334 is 4332415321.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4229794 + ... + 4230085.

It is an arithmetic number, because the mean of its divisors is an integer number (234761670).

Almost surely, 2^1235142334 is an apocalyptic number.

1235142334 is a deficient number, since it is larger than the sum of its proper divisors (642951026).

1235142334 is an equidigital number, since it uses as much as digits as its factorization.

1235142334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8459954.

The product of its digits is 8640, while the sum is 28.

The square root of 1235142334 is about 35144.5918172341. The cubic root of 1235142334 is about 1072.9323397176.

Adding to 1235142334 its reverse (4332415321), we get a palindrome (5567557655).

The spelling of 1235142334 in words is "one billion, two hundred thirty-five million, one hundred forty-two thousand, three hundred thirty-four".