11520377 has 4 divisors (see below), whose sum is σ = 12567696. Its totient is φ = 10473060.

The previous prime is 11520371. The next prime is 11520391. The reversal of 11520377 is 77302511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11520377 - 2⁴ = 11520361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11520371) 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, 523643 + ... + 523664.

It is an arithmetic number, because the mean of its divisors is an integer number (3141924).

Almost surely, 2^11520377 is an apocalyptic number.

It is an amenable number.

11520377 is a deficient number, since it is larger than the sum of its proper divisors (1047319).

11520377 is a wasteful number, since it uses less digits than its factorization.

11520377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047318.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 11520377 is about 3394.1680865862. The cubic root of 11520377 is about 225.8511105892.

Adding to 11520377 its reverse (77302511), we get a palindrome (88822888).

The spelling of 11520377 in words is "eleven million, five hundred twenty thousand, three hundred seventy-seven".