6634663141 has 4 divisors (see below), whose sum is σ = 6733688032. Its totient is φ = 6535638252.

The previous prime is 6634663127. The next prime is 6634663159. The reversal of 6634663141 is 1413664366.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6634663141 - 2¹⁹ = 6634138853 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6634663094 and 6634663103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6634667141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49512345 + ... + 49512478.

It is an arithmetic number, because the mean of its divisors is an integer number (1683422008).

Almost surely, 2^6634663141 is an apocalyptic number.

It is an amenable number.

6634663141 is a deficient number, since it is larger than the sum of its proper divisors (99024891).

6634663141 is an equidigital number, since it uses as much as digits as its factorization.

6634663141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99024890.

The product of its digits is 186624, while the sum is 40.

The square root of 6634663141 is about 81453.4415540559. The cubic root of 6634663141 is about 1879.0555786317.

The spelling of 6634663141 in words is "six billion, six hundred thirty-four million, six hundred sixty-three thousand, one hundred forty-one".