654663134 has 4 divisors (see below), whose sum is σ = 981994704. Its totient is φ = 327331566.

The previous prime is 654663133. The next prime is 654663137. The reversal of 654663134 is 431366456.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654663133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163665782 + ... + 163665785.

It is an arithmetic number, because the mean of its divisors is an integer number (245498676).

Almost surely, 2^654663134 is an apocalyptic number.

654663134 is a deficient number, since it is larger than the sum of its proper divisors (327331570).

654663134 is a wasteful number, since it uses less digits than its factorization.

654663134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327331569.

The product of its digits is 155520, while the sum is 38.

The square root of 654663134 is about 25586.3857158451. The cubic root of 654663134 is about 868.3056529020.

The spelling of 654663134 in words is "six hundred fifty-four million, six hundred sixty-three thousand, one hundred thirty-four".