11454381 has 12 divisors (see below), whose sum is σ = 16593408. Its totient is φ = 7614024.

The previous prime is 11454371. The next prime is 11454419. The reversal of 11454381 is 18345411.

It is a happy number.

11454381 is a `hidden beast` number, since 114 + 543 + 8 + 1 = 666.

It is not a de Polignac number, because 11454381 - 2¹¹ = 11452333 is a prime.

It is a super-2 number, since 2×11454381² = 262405688186322, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11454341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1786 + ... + 5108.

It is an arithmetic number, because the mean of its divisors is an integer number (1382784).

Almost surely, 2^11454381 is an apocalyptic number.

It is an amenable number.

11454381 is a deficient number, since it is larger than the sum of its proper divisors (5139027).

11454381 is a wasteful number, since it uses less digits than its factorization.

11454381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712 (or 3709 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 11454381 is about 3384.4321532570. The cubic root of 11454381 is about 225.4190117932.

Adding to 11454381 its reverse (18345411), we get a palindrome (29799792).

The spelling of 11454381 in words is "eleven million, four hundred fifty-four thousand, three hundred eighty-one".