1421160 has 64 divisors (see below), whose sum is σ = 4596480. Its totient is φ = 349440.

The previous prime is 1421159. The next prime is 1421191. The reversal of 1421160 is 611241.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1105 + ... + 2015.

It is an arithmetic number, because the mean of its divisors is an integer number (71820).

2^1421160 is an apocalyptic number.

1421160 is a gapful number since it is divisible by the number (10) 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 1421160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2298240).

1421160 is an abundant number, since it is smaller than the sum of its proper divisors (3175320).

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

1421160 is a wasteful number, since it uses less digits than its factorization.

1421160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938 (or 934 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1421160 is about 1192.1241546081. The cubic root of 1421160 is about 112.4296844551.

The spelling of 1421160 in words is "one million, four hundred twenty-one thousand, one hundred sixty".