11420253 has 12 divisors (see below), whose sum is σ = 17765020. Its totient is φ = 7027776.

The previous prime is 11420251. The next prime is 11420291. The reversal of 11420253 is 35202411.

11420253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3229209 + 8191044 = 1797^2 + 2862^2 .

It is not a de Polignac number, because 11420253 - 2¹ = 11420251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420251) 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, 48688 + ... + 48921.

Almost surely, 2^11420253 is an apocalyptic number.

11420253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11420253 is a deficient number, since it is larger than the sum of its proper divisors (6344767).

11420253 is a wasteful number, since it uses less digits than its factorization.

11420253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97628 (or 97625 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 11420253 is about 3379.3864827806. The cubic root of 11420253 is about 225.1949125842.

Adding to 11420253 its reverse (35202411), we get a palindrome (46622664).

The spelling of 11420253 in words is "eleven million, four hundred twenty thousand, two hundred fifty-three".