1253136134 has 8 divisors (see below), whose sum is σ = 1915170480. Its totient is φ = 614745976.

The previous prime is 1253136133. The next prime is 1253136149. The reversal of 1253136134 is 4316313521.

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

It is a junction number, because it is equal to n+sod(n) for n = 1253136097 and 1253136106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253136133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5910914 + ... + 5911125.

It is an arithmetic number, because the mean of its divisors is an integer number (239396310).

Almost surely, 2^1253136134 is an apocalyptic number.

1253136134 is a deficient number, since it is larger than the sum of its proper divisors (662034346).

1253136134 is a wasteful number, since it uses less digits than its factorization.

1253136134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11822094.

The product of its digits is 6480, while the sum is 29.

The square root of 1253136134 is about 35399.6629079996. The cubic root of 1253136134 is about 1078.1174721076.

Adding to 1253136134 its reverse (4316313521), we get a palindrome (5569449655).

The spelling of 1253136134 in words is "one billion, two hundred fifty-three million, one hundred thirty-six thousand, one hundred thirty-four".