11021253 has 8 divisors (see below), whose sum is σ = 15559488. Its totient is φ = 6915264.

The previous prime is 11021249. The next prime is 11021261. The reversal of 11021253 is 35212011.

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

It is not a de Polignac number, because 11021253 - 2² = 11021249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021293) 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 7 ways as a sum of consecutive naturals, for example, 108001 + ... + 108102.

It is an arithmetic number, because the mean of its divisors is an integer number (1944936).

Almost surely, 2^11021253 is an apocalyptic number.

It is an amenable number.

11021253 is a deficient number, since it is larger than the sum of its proper divisors (4538235).

11021253 is a wasteful number, since it uses less digits than its factorization.

11021253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216123.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 11021253 is about 3319.8272545420. The cubic root of 11021253 is about 222.5411479678.

Adding to 11021253 its reverse (35212011), we get a palindrome (46233264).

The spelling of 11021253 in words is "eleven million, twenty-one thousand, two hundred fifty-three".