1386666453 has 16 divisors (see below), whose sum is σ = 1896455232. Its totient is φ = 900720000.

The previous prime is 1386666419. The next prime is 1386666473. The reversal of 1386666453 is 3546666831.

It is not a de Polignac number, because 1386666453 - 2²² = 1382472149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1386666403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92803 + ... + 106703.

It is an arithmetic number, because the mean of its divisors is an integer number (118528452).

Almost surely, 2^1386666453 is an apocalyptic number.

It is an amenable number.

1386666453 is a deficient number, since it is larger than the sum of its proper divisors (509788779).

1386666453 is a wasteful number, since it uses less digits than its factorization.

1386666453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14756.

The product of its digits is 1866240, while the sum is 48.

The square root of 1386666453 is about 37237.9705811152. The cubic root of 1386666453 is about 1115.1261570406.

The spelling of 1386666453 in words is "one billion, three hundred eighty-six million, six hundred sixty-six thousand, four hundred fifty-three".