1273473 has 6 divisors (see below), whose sum is σ = 1839474. Its totient is φ = 848976.

The previous prime is 1273471. The next prime is 1273483. The reversal of 1273473 is 3743721.

It can be written as a sum of positive squares in only one way, i.e., 1272384 + 1089 = 1128^2 + 33^2 .

It is not a de Polignac number, because 1273473 - 2¹ = 1273471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1273471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70740 + ... + 70757.

It is an arithmetic number, because the mean of its divisors is an integer number (306579).

2^1273473 is an apocalyptic number.

It is an amenable number.

1273473 is a deficient number, since it is larger than the sum of its proper divisors (566001).

1273473 is a wasteful number, since it uses less digits than its factorization.

1273473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141503 (or 141500 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 1273473 is about 1128.4826095248. The cubic root of 1273473 is about 108.3918379588.

It can be divided in two parts, 127 and 3473, that added together give a square (3600 = 60²).

The spelling of 1273473 in words is "one million, two hundred seventy-three thousand, four hundred seventy-three".