11837258687 has 2 divisors, whose sum is σ = 11837258688. Its totient is φ = 11837258686.

The previous prime is 11837258603. The next prime is 11837258689. The reversal of 11837258687 is 78685273811.

It is a strong prime.

It is an emirp because it is prime and its reverse (78685273811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11837258687 - 2⁸ = 11837258431 is a prime.

Together with 11837258689, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11837258689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5918629343 + 5918629344.

It is an arithmetic number, because the mean of its divisors is an integer number (5918629344).

Almost surely, 2^11837258687 is an apocalyptic number.

11837258687 is a deficient number, since it is larger than the sum of its proper divisors (1).

11837258687 is an equidigital number, since it uses as much as digits as its factorization.

11837258687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4515840, while the sum is 56.

The spelling of 11837258687 in words is "eleven billion, eight hundred thirty-seven million, two hundred fifty-eight thousand, six hundred eighty-seven".