1273413 has 4 divisors (see below), whose sum is σ = 1697888. Its totient is φ = 848940.

The previous prime is 1273411. The next prime is 1273417. The reversal of 1273413 is 3143721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1273413 - 2¹ = 1273411 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1273413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1273411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212233 + ... + 212238.

It is an arithmetic number, because the mean of its divisors is an integer number (424472).

2^1273413 is an apocalyptic number.

It is an amenable number.

1273413 is a deficient number, since it is larger than the sum of its proper divisors (424475).

1273413 is an equidigital number, since it uses as much as digits as its factorization.

1273413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424474.

The product of its digits is 504, while the sum is 21.

The square root of 1273413 is about 1128.4560248410. The cubic root of 1273413 is about 108.3901356292.

The spelling of 1273413 in words is "one million, two hundred seventy-three thousand, four hundred thirteen".