11577242 has 4 divisors (see below), whose sum is σ = 17365866. Its totient is φ = 5788620.

The previous prime is 11577239. The next prime is 11577253. The reversal of 11577242 is 24277511.

11577242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24277511 = 3449 ⋅7039.

It can be written as a sum of positive squares in only one way, i.e., 10182481 + 1394761 = 3191^2 + 1181^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2894309 + ... + 2894312.

Almost surely, 2^11577242 is an apocalyptic number.

11577242 is a deficient number, since it is larger than the sum of its proper divisors (5788624).

11577242 is an equidigital number, since it uses as much as digits as its factorization.

11577242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5788623.

The product of its digits is 3920, while the sum is 29.

The square root of 11577242 is about 3402.5346434680. The cubic root of 11577242 is about 226.2221039444. Note that the first 3 decimals are identical.

The spelling of 11577242 in words is "eleven million, five hundred seventy-seven thousand, two hundred forty-two".