11970709 has 2 divisors, whose sum is σ = 11970710. Its totient is φ = 11970708.

The previous prime is 11970683. The next prime is 11970713. The reversal of 11970709 is 90707911.

It is a happy number.

11970709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10909809 + 1060900 = 3303^2 + 1030^2 .

It is a cyclic number.

It is not a de Polignac number, because 11970709 - 2¹¹ = 11968661 is a prime.

It is a super-3 number, since 3×11970709³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11970719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5985354 + 5985355.

It is an arithmetic number, because the mean of its divisors is an integer number (5985355).

Almost surely, 2^11970709 is an apocalyptic number.

It is an amenable number.

11970709 is a deficient number, since it is larger than the sum of its proper divisors (1).

11970709 is an equidigital number, since it uses as much as digits as its factorization.

11970709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3969, while the sum is 34.

The square root of 11970709 is about 3459.8712403788. The cubic root of 11970709 is about 228.7564199379.

The spelling of 11970709 in words is "eleven million, nine hundred seventy thousand, seven hundred nine".