1227069616013 has 4 divisors (see below), whose sum is σ = 1227076908768. Its totient is φ = 1227062323260.

The previous prime is 1227069615977. The next prime is 1227069616021. The reversal of 1227069616013 is 3106169607221.

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 1227069616013 - 2²⁴ = 1227052838797 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 (1227069216013) 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, 3387881 + ... + 3732542.

It is an arithmetic number, because the mean of its divisors is an integer number (306769227192).

Almost surely, 2^{1227069616013} is an apocalyptic number.

It is an amenable number.

1227069616013 is a deficient number, since it is larger than the sum of its proper divisors (7292755).

1227069616013 is an equidigital number, since it uses as much as digits as its factorization.

1227069616013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7292754.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 1227069616013 in words is "one trillion, two hundred twenty-seven billion, sixty-nine million, six hundred sixteen thousand, thirteen".