1273497 has 8 divisors (see below), whose sum is σ = 1726080. Its totient is φ = 834960.

The previous prime is 1273483. The next prime is 1273499. The reversal of 1273497 is 7943721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1273497 - 2⁸ = 1273241 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1273499) 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, 3297 + ... + 3662.

It is an arithmetic number, because the mean of its divisors is an integer number (215760).

2^1273497 is an apocalyptic number.

It is an amenable number.

1273497 is a deficient number, since it is larger than the sum of its proper divisors (452583).

1273497 is an equidigital number, since it uses as much as digits as its factorization.

1273497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7023.

The product of its digits is 10584, while the sum is 33.

The square root of 1273497 is about 1128.4932432230. The cubic root of 1273497 is about 108.3925188757.

It can be divided in two parts, 1273 and 497, that added together give a triangular number (1770 = T₅₉).

The spelling of 1273497 in words is "one million, two hundred seventy-three thousand, four hundred ninety-seven".