11254521 has 8 divisors (see below), whose sum is σ = 15658560. Its totient is φ = 7176752.

The previous prime is 11254513. The next prime is 11254543. The reversal of 11254521 is 12545211.

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

It is a cyclic number.

It is not a de Polignac number, because 11254521 - 2³ = 11254513 is a prime.

It is a super-3 number, since 3×11254521³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11254021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81486 + ... + 81623.

It is an arithmetic number, because the mean of its divisors is an integer number (1957320).

Almost surely, 2^11254521 is an apocalyptic number.

It is an amenable number.

11254521 is a deficient number, since it is larger than the sum of its proper divisors (4404039).

11254521 is a wasteful number, since it uses less digits than its factorization.

11254521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163135.

The product of its digits is 400, while the sum is 21.

The square root of 11254521 is about 3354.7758494421. The cubic root of 11254521 is about 224.1002487611.

Adding to 11254521 its reverse (12545211), we get a palindrome (23799732).

The spelling of 11254521 in words is "eleven million, two hundred fifty-four thousand, five hundred twenty-one".