12551084 has 72 divisors (see below), whose sum is σ = 28680288. Its totient is φ = 4677120.

The previous prime is 12551059. The next prime is 12551101. The reversal of 12551084 is 48015521.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306104 + ... + 306144.

Almost surely, 2^12551084 is an apocalyptic number.

12551084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12551084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14340144).

12551084 is an abundant number, since it is smaller than the sum of its proper divisors (16129204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12551084 is a wasteful number, since it uses less digits than its factorization.

12551084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 12551084 is about 3542.7509085455. The cubic root of 12551084 is about 232.3951598851.

The spelling of 12551084 in words is "twelve million, five hundred fifty-one thousand, eighty-four".