134663531 has 4 divisors (see below), whose sum is σ = 134773632. Its totient is φ = 134553432.

The previous prime is 134663527. The next prime is 134663533. The reversal of 134663531 is 135366431.

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 134663531 - 2² = 134663527 is a prime.

It is a super-2 number, since 2×134663531² = 36268533162775922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134663533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53195 + ... + 55668.

It is an arithmetic number, because the mean of its divisors is an integer number (33693408).

Almost surely, 2^134663531 is an apocalyptic number.

134663531 is a deficient number, since it is larger than the sum of its proper divisors (110101).

134663531 is a wasteful number, since it uses less digits than its factorization.

134663531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110100.

The product of its digits is 19440, while the sum is 32.

The square root of 134663531 is about 11604.4616850589. The cubic root of 134663531 is about 512.5662413684.

The spelling of 134663531 in words is "one hundred thirty-four million, six hundred sixty-three thousand, five hundred thirty-one".