1235253134 has 16 divisors (see below), whose sum is σ = 1934254080. Its totient is φ = 590524440.

The previous prime is 1235253119. The next prime is 1235253163. The reversal of 1235253134 is 4313525321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1235253097 and 1235253106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152027 + ... + 159945.

It is an arithmetic number, because the mean of its divisors is an integer number (120890880).

Almost surely, 2^1235253134 is an apocalyptic number.

1235253134 is a deficient number, since it is larger than the sum of its proper divisors (699000946).

1235253134 is a wasteful number, since it uses less digits than its factorization.

1235253134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11335.

The product of its digits is 10800, while the sum is 29.

The square root of 1235253134 is about 35146.1681268385. The cubic root of 1235253134 is about 1072.9644216743.

Adding to 1235253134 its reverse (4313525321), we get a palindrome (5548778455).

The spelling of 1235253134 in words is "one billion, two hundred thirty-five million, two hundred fifty-three thousand, one hundred thirty-four".