1273042 has 16 divisors (see below), whose sum is σ = 2021760. Its totient is φ = 600208.

The previous prime is 1273039. The next prime is 1273087. The reversal of 1273042 is 2403721.

It is an Ulam number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2493 + ... + 2959.

It is an arithmetic number, because the mean of its divisors is an integer number (126360).

2^1273042 is an apocalyptic number.

1273042 is a deficient number, since it is larger than the sum of its proper divisors (748718).

1273042 is a wasteful number, since it uses less digits than its factorization.

1273042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 1273042 is about 1128.2916289683. The cubic root of 1273042 is about 108.3796083700.

Adding to 1273042 its reverse (2403721), we get a palindrome (3676763).

The spelling of 1273042 in words is "one million, two hundred seventy-three thousand, forty-two".