1306444106423 has 32 divisors (see below), whose sum is σ = 1401503083200. Its totient is φ = 1213508542464.

The previous prime is 1306444106419. The next prime is 1306444106447. The reversal of 1306444106423 is 3246014446031.

It is a cyclic number.

It is not a de Polignac number, because 1306444106423 - 2² = 1306444106419 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 (1306444105423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 685077236 + ... + 685079142.

It is an arithmetic number, because the mean of its divisors is an integer number (43796971350).

Almost surely, 2^{1306444106423} is an apocalyptic number.

1306444106423 is a deficient number, since it is larger than the sum of its proper divisors (95058976777).

1306444106423 is a wasteful number, since it uses less digits than its factorization.

1306444106423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 1306444106423 in words is "one trillion, three hundred six billion, four hundred forty-four million, one hundred six thousand, four hundred twenty-three".