134856737 has 4 divisors (see below), whose sum is σ = 141954480. Its totient is φ = 127758996.

The previous prime is 134856721. The next prime is 134856739. The reversal of 134856737 is 737658431.

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 134856737 - 2⁴ = 134856721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134856739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3548843 + ... + 3548880.

It is an arithmetic number, because the mean of its divisors is an integer number (35488620).

Almost surely, 2^134856737 is an apocalyptic number.

It is an amenable number.

134856737 is a deficient number, since it is larger than the sum of its proper divisors (7097743).

134856737 is an equidigital number, since it uses as much as digits as its factorization.

134856737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7097742.

The product of its digits is 423360, while the sum is 44.

The square root of 134856737 is about 11612.7833442289. The cubic root of 134856737 is about 512.8112558607.

It can be divided in two parts, 1348 and 56737, that added together give a palindrome (58085).

The spelling of 134856737 in words is "one hundred thirty-four million, eight hundred fifty-six thousand, seven hundred thirty-seven".