11520767 has 4 divisors (see below), whose sum is σ = 11634936. Its totient is φ = 11406600.

The previous prime is 11520763. The next prime is 11520791. The reversal of 11520767 is 76702511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11520767 - 2² = 11520763 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520763) 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, 56933 + ... + 57134.

It is an arithmetic number, because the mean of its divisors is an integer number (2908734).

Almost surely, 2^11520767 is an apocalyptic number.

11520767 is a deficient number, since it is larger than the sum of its proper divisors (114169).

11520767 is a wasteful number, since it uses less digits than its factorization.

11520767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114168.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 11520767 is about 3394.2255375859. The cubic root of 11520767 is about 225.8536591441.

It can be divided in two parts, 115 and 20767, that multiplied together give a triangular number (2388205 = T₂₁₈₅).

The spelling of 11520767 in words is "eleven million, five hundred twenty thousand, seven hundred sixty-seven".