11481377 has 16 divisors (see below), whose sum is σ = 12664320. Its totient is φ = 10368000.

The previous prime is 11481343. The next prime is 11481383. The reversal of 11481377 is 77318411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11481377 - 2⁸ = 11481121 is a prime.

It is a super-2 number, since 2×11481377² = 263644035632258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11481317) 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 in 15 ways as a sum of consecutive naturals, for example, 59393 + ... + 59585.

It is an arithmetic number, because the mean of its divisors is an integer number (791520).

Almost surely, 2^11481377 is an apocalyptic number.

It is an amenable number.

11481377 is a deficient number, since it is larger than the sum of its proper divisors (1182943).

11481377 is a wasteful number, since it uses less digits than its factorization.

11481377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344.

The product of its digits is 4704, while the sum is 32.

The square root of 11481377 is about 3388.4180674763. The cubic root of 11481377 is about 225.5959640917.

Adding to 11481377 its reverse (77318411), we get a palindrome (88799788).

The spelling of 11481377 in words is "eleven million, four hundred eighty-one thousand, three hundred seventy-seven".