11722607 has 4 divisors (see below), whose sum is σ = 12624360. Its totient is φ = 10820856.

The previous prime is 11722591. The next prime is 11722621. The reversal of 11722607 is 70622711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11722607 - 2⁴ = 11722591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11721607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450857 + ... + 450882.

It is an arithmetic number, because the mean of its divisors is an integer number (3156090).

Almost surely, 2^11722607 is an apocalyptic number.

11722607 is a deficient number, since it is larger than the sum of its proper divisors (901753).

11722607 is an equidigital number, since it uses as much as digits as its factorization.

11722607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901752.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 11722607 is about 3423.8292889687. The cubic root of 11722607 is about 227.1649909586.

The spelling of 11722607 in words is "eleven million, seven hundred twenty-two thousand, six hundred seven".