134356663 has 4 divisors (see below), whose sum is σ = 153550480. Its totient is φ = 115162848.

The previous prime is 134356601. The next prime is 134356679. The reversal of 134356663 is 366653431.

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

It is a cyclic number.

It is not a de Polignac number, because 134356663 - 2¹³ = 134348471 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 (134356693) 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, 9596898 + ... + 9596911.

It is an arithmetic number, because the mean of its divisors is an integer number (38387620).

Almost surely, 2^134356663 is an apocalyptic number.

134356663 is a deficient number, since it is larger than the sum of its proper divisors (19193817).

134356663 is an equidigital number, since it uses as much as digits as its factorization.

134356663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19193816.

The product of its digits is 116640, while the sum is 37.

The square root of 134356663 is about 11591.2321605600. The cubic root of 134356663 is about 512.1766040652.

The spelling of 134356663 in words is "one hundred thirty-four million, three hundred fifty-six thousand, six hundred sixty-three".