134065047 has 4 divisors (see below), whose sum is σ = 178753400. Its totient is φ = 89376696.

The previous prime is 134065033. The next prime is 134065067. The reversal of 134065047 is 740560431.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 134065047 - 2⁴ = 134065031 is a prime.

It is a super-2 number, since 2×134065047² = 35946873654224418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134065067) 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, 22344172 + ... + 22344177.

It is an arithmetic number, because the mean of its divisors is an integer number (44688350).

Almost surely, 2^134065047 is an apocalyptic number.

134065047 is a deficient number, since it is larger than the sum of its proper divisors (44688353).

134065047 is an equidigital number, since it uses as much as digits as its factorization.

134065047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44688352.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 134065047 is about 11578.6461643838. The cubic root of 134065047 is about 511.8057824054.

The spelling of 134065047 in words is "one hundred thirty-four million, sixty-five thousand, forty-seven".