134464747 has 4 divisors (see below), whose sum is σ = 142374456. Its totient is φ = 126555040.

The previous prime is 134464721. The next prime is 134464777. The reversal of 134464747 is 747464431.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134464747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134464777) 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, 3954829 + ... + 3954862.

It is an arithmetic number, because the mean of its divisors is an integer number (35593614).

Almost surely, 2^134464747 is an apocalyptic number.

134464747 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

134464747 is a deficient number, since it is larger than the sum of its proper divisors (7909709).

134464747 is an equidigital number, since it uses as much as digits as its factorization.

134464747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7909708.

The product of its digits is 225792, while the sum is 40.

The square root of 134464747 is about 11595.8935403875. The cubic root of 134464747 is about 512.3139084040.

The spelling of 134464747 in words is "one hundred thirty-four million, four hundred sixty-four thousand, seven hundred forty-seven".