11857709267 has 2 divisors, whose sum is σ = 11857709268. Its totient is φ = 11857709266.

The previous prime is 11857709231. The next prime is 11857709371. The reversal of 11857709267 is 76290775811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11857709267 - 2²⁶ = 11790600403 is a prime.

It is not a weakly prime, because it can be changed into another prime (11857729267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5928854633 + 5928854634.

It is an arithmetic number, because the mean of its divisors is an integer number (5928854634).

Almost surely, 2^11857709267 is an apocalyptic number.

11857709267 is a deficient number, since it is larger than the sum of its proper divisors (1).

11857709267 is an equidigital number, since it uses as much as digits as its factorization.

11857709267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1481760, while the sum is 53.

The spelling of 11857709267 in words is "eleven billion, eight hundred fifty-seven million, seven hundred nine thousand, two hundred sixty-seven".