11251623 has 16 divisors (see below), whose sum is σ = 16197120. Its totient is φ = 6926304.

The previous prime is 11251621. The next prime is 11251651. The reversal of 11251623 is 32615211.

It is not a de Polignac number, because 11251623 - 2¹ = 11251621 is a prime.

It is a super-3 number, since 3×11251623³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11251623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11251621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 811 + ... + 4812.

It is an arithmetic number, because the mean of its divisors is an integer number (1012320).

Almost surely, 2^11251623 is an apocalyptic number.

11251623 is a deficient number, since it is larger than the sum of its proper divisors (4945497).

11251623 is a wasteful number, since it uses less digits than its factorization.

11251623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5678.

The product of its digits is 360, while the sum is 21.

The square root of 11251623 is about 3354.3439000794. The cubic root of 11251623 is about 224.0810120985.

Adding to 11251623 its reverse (32615211), we get a palindrome (43866834).

The spelling of 11251623 in words is "eleven million, two hundred fifty-one thousand, six hundred twenty-three".