13400063 has 12 divisors (see below), whose sum is σ = 14367600. Its totient is φ = 12494592.

The previous prime is 13400041. The next prime is 13400077. The reversal of 13400063 is 36000431.

It is not a de Polignac number, because 13400063 - 2⁶ = 13399999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a zygodrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13400033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57395 + ... + 57627.

It is an arithmetic number, because the mean of its divisors is an integer number (1197300).

Almost surely, 2^13400063 is an apocalyptic number.

13400063 is a deficient number, since it is larger than the sum of its proper divisors (967537).

13400063 is a wasteful number, since it uses less digits than its factorization.

13400063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 13400063 is about 3660.6096486788. The cubic root of 13400063 is about 237.5211460396.

Adding to 13400063 its reverse (36000431), we get a palindrome (49400494).

The spelling of 13400063 in words is "thirteen million, four hundred thousand, sixty-three".