1366115423 has 8 divisors (see below), whose sum is σ = 1371686400. Its totient is φ = 1360555648.

The previous prime is 1366115411. The next prime is 1366115437. The reversal of 1366115423 is 3245116631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1366115423 - 2⁸ = 1366115167 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1366115423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366115623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307643 + ... + 312051.

It is an arithmetic number, because the mean of its divisors is an integer number (171460800).

Almost surely, 2^1366115423 is an apocalyptic number.

1366115423 is a deficient number, since it is larger than the sum of its proper divisors (5570977).

1366115423 is an equidigital number, since it uses as much as digits as its factorization.

1366115423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5601.

The product of its digits is 12960, while the sum is 32.

The square root of 1366115423 is about 36960.9986742783. The cubic root of 1366115423 is about 1109.5898230156.

The spelling of 1366115423 in words is "one billion, three hundred sixty-six million, one hundred fifteen thousand, four hundred twenty-three".