11787051 has 4 divisors (see below), whose sum is σ = 15716072. Its totient is φ = 7858032.

The previous prime is 11787007. The next prime is 11787067. The reversal of 11787051 is 15078711.

It is a happy number.

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

It is not a de Polignac number, because 11787051 - 2¹¹ = 11785003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11787751) 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, 1964506 + ... + 1964511.

It is an arithmetic number, because the mean of its divisors is an integer number (3929018).

Almost surely, 2^11787051 is an apocalyptic number.

11787051 is a deficient number, since it is larger than the sum of its proper divisors (3929021).

11787051 is an equidigital number, since it uses as much as digits as its factorization.

11787051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929020.

The product of its (nonzero) digits is 1960, while the sum is 30.

The square root of 11787051 is about 3433.2274902779. The cubic root of 11787051 is about 227.5805036513.

The spelling of 11787051 in words is "eleven million, seven hundred eighty-seven thousand, fifty-one".