11964657 has 8 divisors (see below), whose sum is σ = 16002400. Its totient is φ = 7951680.

The previous prime is 11964647. The next prime is 11964679. The reversal of 11964657 is 75646911.

11964657 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11964657 - 2⁶ = 11964593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11964607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5032 + ... + 7017.

It is an arithmetic number, because the mean of its divisors is an integer number (2000300).

Almost surely, 2^11964657 is an apocalyptic number.

It is an amenable number.

11964657 is a deficient number, since it is larger than the sum of its proper divisors (4037743).

11964657 is a wasteful number, since it uses less digits than its factorization.

11964657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12383.

The product of its digits is 45360, while the sum is 39.

The square root of 11964657 is about 3458.9965307875. The cubic root of 11964657 is about 228.7178628447.

It can be divided in two parts, 11964 and 657, that added together give a palindrome (12621).

The spelling of 11964657 in words is "eleven million, nine hundred sixty-four thousand, six hundred fifty-seven".