11620711 has 2 divisors, whose sum is σ = 11620712. Its totient is φ = 11620710.

The previous prime is 11620667. The next prime is 11620717. The reversal of 11620711 is 11702611.

11620711 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 is an emirp because it is prime and its reverse (11702611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11620711 - 2⁹ = 11620199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11620717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810355 + 5810356.

It is an arithmetic number, because the mean of its divisors is an integer number (5810356).

Almost surely, 2^11620711 is an apocalyptic number.

11620711 is a deficient number, since it is larger than the sum of its proper divisors (1).

11620711 is an equidigital number, since it uses as much as digits as its factorization.

11620711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 11620711 is about 3408.9163967455. The cubic root of 11620711 is about 226.5048819094.

The spelling of 11620711 in words is "eleven million, six hundred twenty thousand, seven hundred eleven".