1261066 has 8 divisors (see below), whose sum is σ = 1923840. Its totient is φ = 619788.

The previous prime is 1261033. The next prime is 1261069. The reversal of 1261066 is 6601621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1261069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5226 + ... + 5461.

It is an arithmetic number, because the mean of its divisors is an integer number (240480).

2^1261066 is an apocalyptic number.

1261066 is a deficient number, since it is larger than the sum of its proper divisors (662774).

1261066 is a wasteful number, since it uses less digits than its factorization.

1261066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10748.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1261066 is about 1122.9719497833. The cubic root of 1261066 is about 108.0386807034.

Adding to 1261066 its reverse (6601621), we get a palindrome (7862687).

The spelling of 1261066 in words is "one million, two hundred sixty-one thousand, sixty-six".