11392481 has 2 divisors, whose sum is σ = 11392482. Its totient is φ = 11392480.

The previous prime is 11392441. The next prime is 11392483. The reversal of 11392481 is 18429311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10182481 + 1210000 = 3191^2 + 1100^2 .

It is a cyclic number.

It is not a de Polignac number, because 11392481 - 2⁶ = 11392417 is a prime.

It is a super-2 number, since 2×11392481² = 259577246670722, which contains 22 as substring.

Together with 11392483, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11392483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5696240 + 5696241.

It is an arithmetic number, because the mean of its divisors is an integer number (5696241).

Almost surely, 2^11392481 is an apocalyptic number.

It is an amenable number.

11392481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11392481 is an equidigital number, since it uses as much as digits as its factorization.

11392481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 29.

The square root of 11392481 is about 3375.2749517632. The cubic root of 11392481 is about 225.0122199124.

The spelling of 11392481 in words is "eleven million, three hundred ninety-two thousand, four hundred eighty-one".