11653051 has 4 divisors (see below), whose sum is σ = 11678472. Its totient is φ = 11627632.

The previous prime is 11653021. The next prime is 11653067. The reversal of 11653051 is 15035611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11653051 - 2¹³ = 11644859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11653021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12010 + ... + 12943.

It is an arithmetic number, because the mean of its divisors is an integer number (2919618).

Almost surely, 2^11653051 is an apocalyptic number.

11653051 is a deficient number, since it is larger than the sum of its proper divisors (25421).

11653051 is an equidigital number, since it uses as much as digits as its factorization.

11653051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25420.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 11653051 is about 3413.6565439423. The cubic root of 11653051 is about 226.7148054716.

Adding to 11653051 its reverse (15035611), we get a palindrome (26688662).

The spelling of 11653051 in words is "eleven million, six hundred fifty-three thousand, fifty-one".