11253087 has 12 divisors (see below), whose sum is σ = 16856840. Its totient is φ = 7501896.

The previous prime is 11253061. The next prime is 11253091. The reversal of 11253087 is 78035211.

It is not a de Polignac number, because 11253087 - 2¹⁰ = 11252063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11253087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11253017) 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, 22912 + ... + 23397.

Almost surely, 2^11253087 is an apocalyptic number.

11253087 is a deficient number, since it is larger than the sum of its proper divisors (5603753).

11253087 is an frugal number, since it uses more digits than its factorization.

11253087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46324 (or 46312 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 11253087 is about 3354.5621174752. The cubic root of 11253087 is about 224.0907304112.

Adding to 11253087 its reverse (78035211), we get a palindrome (89288298).

The spelling of 11253087 in words is "eleven million, two hundred fifty-three thousand, eighty-seven".