11607649 has 3 divisors (see below), whose sum is σ = 11611057. Its totient is φ = 11604242.

The previous prime is 11607623. The next prime is 11607653. The reversal of 11607649 is 94670611.

The square root of 11607649 is 3407.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 94670611 = 7 ⋅13524373.

It is not a de Polignac number, because 11607649 - 2⁹ = 11607137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11607679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1704 + ... + 5110.

Almost surely, 2^11607649 is an apocalyptic number.

11607649 is the 3407-th square number.

11607649 is the 1704-th centered octagonal number.

It is an amenable number.

11607649 is a deficient number, since it is larger than the sum of its proper divisors (3408).

11607649 is an frugal number, since it uses more digits than its factorization.

11607649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6814 (or 3407 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The cubic root of 11607649 is about 226.4199841787.

The spelling of 11607649 in words is "eleven million, six hundred seven thousand, six hundred forty-nine".