11641120747 has 8 divisors (see below), whose sum is σ = 11781457776. Its totient is φ = 11501368032.

The previous prime is 11641120741. The next prime is 11641120781. The reversal of 11641120747 is 74702114611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11641120747 - 2²⁷ = 11506903019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11641120741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105928 + ... + 185749.

It is an arithmetic number, because the mean of its divisors is an integer number (1472682222).

Almost surely, 2^11641120747 is an apocalyptic number.

11641120747 is a deficient number, since it is larger than the sum of its proper divisors (140337029).

11641120747 is a wasteful number, since it uses less digits than its factorization.

11641120747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292157.

The product of its (nonzero) digits is 9408, while the sum is 34.

The spelling of 11641120747 in words is "eleven billion, six hundred forty-one million, one hundred twenty thousand, seven hundred forty-seven".