134511663 has 48 divisors (see below), whose sum is σ = 215032320. Its totient is φ = 74131200.

The previous prime is 134511647. The next prime is 134511677. The reversal of 134511663 is 366115431.

It is not a de Polignac number, because 134511663 - 2⁴ = 134511647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134511663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134511763) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 496218 + ... + 496488.

It is an arithmetic number, because the mean of its divisors is an integer number (4479840).

Almost surely, 2^134511663 is an apocalyptic number.

134511663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

134511663 is a deficient number, since it is larger than the sum of its proper divisors (80520657).

134511663 is a wasteful number, since it uses less digits than its factorization.

134511663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 387 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 134511663 is about 11597.9163214778. The cubic root of 134511663 is about 512.3734851703.

The spelling of 134511663 in words is "one hundred thirty-four million, five hundred eleven thousand, six hundred sixty-three".