11952481 has 2 divisors, whose sum is σ = 11952482. Its totient is φ = 11952480.

The previous prime is 11952469. The next prime is 11952503. The reversal of 11952481 is 18425911.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9363600 + 2588881 = 3060^2 + 1609^2 .

It is a cyclic number.

It is not a de Polignac number, because 11952481 - 2⁵ = 11952449 is a prime.

It is a super-2 number, since 2×11952481² = 285723604110722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11952461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5976240 + 5976241.

It is an arithmetic number, because the mean of its divisors is an integer number (5976241).

Almost surely, 2^11952481 is an apocalyptic number.

It is an amenable number.

11952481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11952481 is an equidigital number, since it uses as much as digits as its factorization.

11952481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 31.

The square root of 11952481 is about 3457.2360347538. The cubic root of 11952481 is about 228.6402505371.

The spelling of 11952481 in words is "eleven million, nine hundred fifty-two thousand, four hundred eighty-one".