12554463 has 4 divisors (see below), whose sum is σ = 16739288. Its totient is φ = 8369640.

The previous prime is 12554461. The next prime is 12554501. The reversal of 12554463 is 36445521.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12554463 - 2¹ = 12554461 is a prime.

It is a super-2 number, since 2×12554463² = 315229082436738, which contains 22 as substring.

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 12554463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12554461) 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, 2092408 + ... + 2092413.

It is an arithmetic number, because the mean of its divisors is an integer number (4184822).

Almost surely, 2^12554463 is an apocalyptic number.

12554463 is a deficient number, since it is larger than the sum of its proper divisors (4184825).

12554463 is an equidigital number, since it uses as much as digits as its factorization.

12554463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184824.

The product of its digits is 14400, while the sum is 30.

The square root of 12554463 is about 3543.2277657526. The cubic root of 12554463 is about 232.4160131380.

Adding to 12554463 its reverse (36445521), we get a palindrome (48999984).

It can be divided in two parts, 1255 and 4463, that multiplied together give a palindrome (5601065).

The spelling of 12554463 in words is "twelve million, five hundred fifty-four thousand, four hundred sixty-three".