11605322377 has 4 divisors (see below), whose sum is σ = 12660351696. Its totient is φ = 10550293060.

The previous prime is 11605322329. The next prime is 11605322381. The reversal of 11605322377 is 77322350611.

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 11605322377 - 2⁷ = 11605322249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11605322327) 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, 527514643 + ... + 527514664.

It is an arithmetic number, because the mean of its divisors is an integer number (3165087924).

Almost surely, 2^11605322377 is an apocalyptic number.

It is an amenable number.

11605322377 is a deficient number, since it is larger than the sum of its proper divisors (1055029319).

11605322377 is a wasteful number, since it uses less digits than its factorization.

11605322377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055029318.

The product of its (nonzero) digits is 52920, while the sum is 37.

Adding to 11605322377 its reverse (77322350611), we get a palindrome (88927672988).

The spelling of 11605322377 in words is "eleven billion, six hundred five million, three hundred twenty-two thousand, three hundred seventy-seven".