11634117537 has 8 divisors (see below), whose sum is σ = 17728179136. Its totient is φ = 6648067152.

The previous prime is 11634117437. The next prime is 11634117541. The reversal of 11634117537 is 73571143611.

11634117537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11634117537 - 2¹⁸ = 11633855393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11634117495 and 11634117504.

It is not an unprimeable number, because it can be changed into a prime (11634117557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277002778 + ... + 277002819.

It is an arithmetic number, because the mean of its divisors is an integer number (2216022392).

Almost surely, 2^11634117537 is an apocalyptic number.

It is an amenable number.

11634117537 is a deficient number, since it is larger than the sum of its proper divisors (6094061599).

11634117537 is an equidigital number, since it uses as much as digits as its factorization.

11634117537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554005607.

The product of its digits is 52920, while the sum is 39.

The spelling of 11634117537 in words is "eleven billion, six hundred thirty-four million, one hundred seventeen thousand, five hundred thirty-seven".