11604774137 has 4 divisors (see below), whose sum is σ = 12659753616. Its totient is φ = 10549794660.

The previous prime is 11604774109. The next prime is 11604774149. The reversal of 11604774137 is 73147740611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11604774137 - 2¹⁸ = 11604511993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11604774094 and 11604774103.

It is not an unprimeable number, because it can be changed into a prime (11604774437) 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, 527489723 + ... + 527489744.

It is an arithmetic number, because the mean of its divisors is an integer number (3164938404).

Almost surely, 2^11604774137 is an apocalyptic number.

It is an amenable number.

11604774137 is a deficient number, since it is larger than the sum of its proper divisors (1054979479).

11604774137 is a wasteful number, since it uses less digits than its factorization.

11604774137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054979478.

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 11604774137 in words is "eleven billion, six hundred four million, seven hundred seventy-four thousand, one hundred thirty-seven".