1651160 has 32 divisors (see below), whose sum is σ = 4246560. Its totient is φ = 566016.

The previous prime is 1651151. The next prime is 1651163. The reversal of 1651160 is 611561.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1651163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2669 + ... + 3228.

It is an arithmetic number, because the mean of its divisors is an integer number (132705).

2^1651160 is an apocalyptic number.

1651160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1651160 is an abundant number, since it is smaller than the sum of its proper divisors (2595400).

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

1651160 is a wasteful number, since it uses less digits than its factorization.

1651160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5915 (or 5911 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1651160 is about 1284.9747079223. The cubic root of 1651160 is about 118.1942601210.

It can be divided in two parts, 16 and 51160, that multiplied together give a triangular number (818560 = T₁₂₇₉).

The spelling of 1651160 in words is "one million, six hundred fifty-one thousand, one hundred sixty".