11552051 has 4 divisors (see below), whose sum is σ = 13202352. Its totient is φ = 9901752.

The previous prime is 11552033. The next prime is 11552053. The reversal of 11552051 is 15025511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15025511 = 823 ⋅18257.

It is not a de Polignac number, because 11552051 - 2¹⁸ = 11289907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11552053) 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, 825140 + ... + 825153.

It is an arithmetic number, because the mean of its divisors is an integer number (3300588).

Almost surely, 2^11552051 is an apocalyptic number.

11552051 is a deficient number, since it is larger than the sum of its proper divisors (1650301).

11552051 is an equidigital number, since it uses as much as digits as its factorization.

11552051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650300.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 11552051 is about 3398.8308283879. The cubic root of 11552051 is about 226.0579053858.

Adding to 11552051 its reverse (15025511), we get a palindrome (26577562).

The spelling of 11552051 in words is "eleven million, five hundred fifty-two thousand, fifty-one".