1253973 has 16 divisors (see below), whose sum is σ = 1926656. Its totient is φ = 710640.

The previous prime is 1253969. The next prime is 1253999. The reversal of 1253973 is 3793521.

It is not a de Polignac number, because 1253973 - 2² = 1253969 is a prime.

It is a Duffinian number.

1253973 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1253973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4290 + ... + 4572.

It is an arithmetic number, because the mean of its divisors is an integer number (120416).

2^1253973 is an apocalyptic number.

It is an amenable number.

1253973 is a deficient number, since it is larger than the sum of its proper divisors (672683).

1253973 is a wasteful number, since it uses less digits than its factorization.

1253973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504.

The product of its digits is 5670, while the sum is 30.

The square root of 1253973 is about 1119.8093587750. The cubic root of 1253973 is about 107.8357413873.

The spelling of 1253973 in words is "one million, two hundred fifty-three thousand, nine hundred seventy-three".