11609552 has 10 divisors (see below), whose sum is σ = 22493538. Its totient is φ = 5804768.

The previous prime is 11609537. The next prime is 11609567. The reversal of 11609552 is 25590611.

It is an interprime number because it is at equal distance from previous prime (11609537) and next prime (11609567).

It can be written as a sum of positive squares in only one way, i.e., 10601536 + 1008016 = 3256^2 + 1004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362783 + ... + 362814.

Almost surely, 2^11609552 is an apocalyptic number.

It is an amenable number.

11609552 is a deficient number, since it is larger than the sum of its proper divisors (10883986).

11609552 is an equidigital number, since it uses as much as digits as its factorization.

11609552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725605 (or 725599 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 11609552 is about 3407.2792665116. The cubic root of 11609552 is about 226.4323568732.

The spelling of 11609552 in words is "eleven million, six hundred nine thousand, five hundred fifty-two".