21134146295 has 4 divisors (see below), whose sum is σ = 25360975560. Its totient is φ = 16907317032.

The previous prime is 21134146277. The next prime is 21134146333. The reversal of 21134146295 is 59264143112.

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 21134146295 - 2¹² = 21134142199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2113414625 + ... + 2113414634.

It is an arithmetic number, because the mean of its divisors is an integer number (6340243890).

Almost surely, 2^21134146295 is an apocalyptic number.

21134146295 is a deficient number, since it is larger than the sum of its proper divisors (4226829265).

21134146295 is an equidigital number, since it uses as much as digits as its factorization.

21134146295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4226829264.

The product of its digits is 51840, while the sum is 38.

The spelling of 21134146295 in words is "twenty-one billion, one hundred thirty-four million, one hundred forty-six thousand, two hundred ninety-five".