1273160 has 32 divisors (see below), whose sum is σ = 3274560. Its totient is φ = 436416.

The previous prime is 1273159. The next prime is 1273199. The reversal of 1273160 is 613721.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1994 + ... + 2553.

It is an arithmetic number, because the mean of its divisors is an integer number (102330).

2^1273160 is an apocalyptic number.

1273160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1273160 is an abundant number, since it is smaller than the sum of its proper divisors (2001400).

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

1273160 is a wasteful number, since it uses less digits than its factorization.

1273160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565 (or 4561 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1273160 is about 1128.3439192019. The cubic root of 1273160 is about 108.3829568845.

Adding to 1273160 its reverse (613721), we get a palindrome (1886881).

The spelling of 1273160 in words is "one million, two hundred seventy-three thousand, one hundred sixty".