1013260643627 has 4 divisors (see below), whose sum is σ = 1014131892120. Its totient is φ = 1012389395136.

The previous prime is 1013260643623. The next prime is 1013260643671. The reversal of 1013260643627 is 7263460623101.

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 1013260643627 - 2² = 1013260643623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013260643623) by changing a digit.

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, 435622502 + ... + 435624827.

It is an arithmetic number, because the mean of its divisors is an integer number (253532973030).

Almost surely, 2^{1013260643627} is an apocalyptic number.

1013260643627 is a deficient number, since it is larger than the sum of its proper divisors (871248493).

1013260643627 is an equidigital number, since it uses as much as digits as its factorization.

1013260643627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871248492.

The product of its (nonzero) digits is 217728, while the sum is 41.

The spelling of 1013260643627 in words is "one trillion, thirteen billion, two hundred sixty million, six hundred forty-three thousand, six hundred twenty-seven".