134260447 has 4 divisors (see below), whose sum is σ = 134408736. Its totient is φ = 134112160.

The previous prime is 134260433. The next prime is 134260487. The reversal of 134260447 is 744062431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 744062431 = 7 ⋅106294633.

It is a cyclic number.

It is not a de Polignac number, because 134260447 - 2¹⁵ = 134227679 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 (134260487) 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, 72778 + ... + 74599.

It is an arithmetic number, because the mean of its divisors is an integer number (33602184).

Almost surely, 2^134260447 is an apocalyptic number.

134260447 is a deficient number, since it is larger than the sum of its proper divisors (148289).

134260447 is an equidigital number, since it uses as much as digits as its factorization.

134260447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148288.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 134260447 is about 11587.0810388121. The cubic root of 134260447 is about 512.0543142555.

The spelling of 134260447 in words is "one hundred thirty-four million, two hundred sixty thousand, four hundred forty-seven".