1261033 has 2 divisors, whose sum is σ = 1261034. Its totient is φ = 1261032.

The previous prime is 1260991. The next prime is 1261069. The reversal of 1261033 is 3301621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1140624 + 120409 = 1068^2 + 347^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1261033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1260998 and 1261016.

It is not a weakly prime, because it can be changed into another prime (1261133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630516 + 630517.

It is an arithmetic number, because the mean of its divisors is an integer number (630517).

2^1261033 is an apocalyptic number.

It is an amenable number.

1261033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1261033 is an equidigital number, since it uses as much as digits as its factorization.

1261033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1261033 is about 1122.9572565329. The cubic root of 1261033 is about 108.0377382977.

Adding to 1261033 its reverse (3301621), we get a palindrome (4562654).

The spelling of 1261033 in words is "one million, two hundred sixty-one thousand, thirty-three".