104251262143 has 4 divisors (see below), whose sum is σ = 119144299600. Its totient is φ = 89358224688.

The previous prime is 104251262131. The next prime is 104251262147. The reversal of 104251262143 is 341262152401.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104251262143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104251262147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7446518718 + ... + 7446518731.

It is an arithmetic number, because the mean of its divisors is an integer number (29786074900).

Almost surely, 2^104251262143 is an apocalyptic number.

104251262143 is a deficient number, since it is larger than the sum of its proper divisors (14893037457).

104251262143 is an equidigital number, since it uses as much as digits as its factorization.

104251262143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14893037456.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 104251262143 in words is "one hundred four billion, two hundred fifty-one million, two hundred sixty-two thousand, one hundred forty-three".