11964457 has 2 divisors, whose sum is σ = 11964458. Its totient is φ = 11964456.

The previous prime is 11964451. The next prime is 11964467. The reversal of 11964457 is 75446911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8185321 + 3779136 = 2861^2 + 1944^2 .

It is a cyclic number.

It is not a de Polignac number, because 11964457 - 2²³ = 3575849 is a prime.

It is not a weakly prime, because it can be changed into another prime (11964451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5982228 + 5982229.

It is an arithmetic number, because the mean of its divisors is an integer number (5982229).

Almost surely, 2^11964457 is an apocalyptic number.

It is an amenable number.

11964457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11964457 is an equidigital number, since it uses as much as digits as its factorization.

11964457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 11964457 is about 3458.9676205481. The cubic root of 11964457 is about 228.7165884293.

It can be divided in two parts, 11964 and 457, that added together give a palindrome (12421).

The spelling of 11964457 in words is "eleven million, nine hundred sixty-four thousand, four hundred fifty-seven".