11956066 has 12 divisors (see below), whose sum is σ = 19021122. Its totient is φ = 5616896.

The previous prime is 11956057. The next prime is 11956081. The reversal of 11956066 is 66065911.

It can be written as a sum of positive squares in 3 ways, for example, as 11758041 + 198025 = 3429^2 + 445^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19866 + ... + 20458.

Almost surely, 2^11956066 is an apocalyptic number.

11956066 is a deficient number, since it is larger than the sum of its proper divisors (7065056).

11956066 is an frugal number, since it uses more digits than its factorization.

11956066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 11956066 is about 3457.7544736433. The cubic root of 11956066 is about 228.6631075311.

Multiplying 11956066 by its sum of digits (34), we get a square (406506244 = 20162²).

11956066 divided by its sum of digits (34) gives a square (351649 = 593²).

The spelling of 11956066 in words is "eleven million, nine hundred fifty-six thousand, sixty-six".