134856253 has 4 divisors (see below), whose sum is σ = 154121440. Its totient is φ = 115591068.

The previous prime is 134856233. The next prime is 134856259. The reversal of 134856253 is 352658431.

134856253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134856253 - 2¹³ = 134848061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134856259) 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, 9632583 + ... + 9632596.

It is an arithmetic number, because the mean of its divisors is an integer number (38530360).

Almost surely, 2^134856253 is an apocalyptic number.

It is an amenable number.

134856253 is a deficient number, since it is larger than the sum of its proper divisors (19265187).

134856253 is an equidigital number, since it uses as much as digits as its factorization.

134856253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19265186.

The product of its digits is 86400, while the sum is 37.

The square root of 134856253 is about 11612.7625051062. The cubic root of 134856253 is about 512.8106423679.

The spelling of 134856253 in words is "one hundred thirty-four million, eight hundred fifty-six thousand, two hundred fifty-three".