1372116 has 12 divisors (see below), whose sum is σ = 3201632. Its totient is φ = 457368.
The previous prime is 1372109. The next prime is 1372127. The reversal of 1372116 is 6112731.
It is a tau number, because it is divible by the number of its divisors (12).
It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 1372092 and 1372101.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57160 + ... + 57183.
21372116 is an apocalyptic number.
It is an amenable number.
1372116 is an abundant number, since it is smaller than the sum of its proper divisors (1829516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1372116 is a wasteful number, since it uses less digits than its factorization.
1372116 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114350 (or 114348 counting only the distinct ones).
The product of its digits is 252, while the sum is 21.
The square root of 1372116 is about 1171.3735527149. The cubic root of 1372116 is about 111.1212051570.
Adding to 1372116 its reverse (6112731), we get a palindrome (7484847).
The spelling of 1372116 in words is "one million, three hundred seventy-two thousand, one hundred sixteen".
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