1276733 has 2 divisors, whose sum is σ = 1276734. Its totient is φ = 1276732.

The previous prime is 1276721. The next prime is 1276739. The reversal of 1276733 is 3376721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1085764 + 190969 = 1042^2 + 437^2 .

It is a cyclic number.

It is not a de Polignac number, because 1276733 - 2¹⁰ = 1275709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1276696 and 1276705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1276739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638366 + 638367.

It is an arithmetic number, because the mean of its divisors is an integer number (638367).

2^1276733 is an apocalyptic number.

It is an amenable number.

1276733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1276733 is an equidigital number, since it uses as much as digits as its factorization.

1276733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292, while the sum is 29.

The square root of 1276733 is about 1129.9261037785. The cubic root of 1276733 is about 108.4842509367.

The spelling of 1276733 in words is "one million, two hundred seventy-six thousand, seven hundred thirty-three".