11481051 has 8 divisors (see below), whose sum is σ = 15323920. Its totient is φ = 7646112.

The previous prime is 11481049. The next prime is 11481059. The reversal of 11481051 is 15018411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11481051 - 2¹ = 11481049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11481059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3861 + ... + 6153.

It is an arithmetic number, because the mean of its divisors is an integer number (1915490).

Almost surely, 2^11481051 is an apocalyptic number.

11481051 is a deficient number, since it is larger than the sum of its proper divisors (3842869).

11481051 is a wasteful number, since it uses less digits than its factorization.

11481051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3965.

The product of its (nonzero) digits is 160, while the sum is 21.

The square root of 11481051 is about 3388.3699620909. The cubic root of 11481051 is about 225.5938288954.

Adding to 11481051 its reverse (15018411), we get a palindrome (26499462).

The spelling of 11481051 in words is "eleven million, four hundred eighty-one thousand, fifty-one".