11523120077 has 8 divisors (see below), whose sum is σ = 13292358336. Its totient is φ = 9784651392.

The previous prime is 11523120067. The next prime is 11523120097. The reversal of 11523120077 is 77002132511.

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

It is a cyclic number.

It is not a de Polignac number, because 11523120077 - 2⁴ = 11523120061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11523120067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7691588 + ... + 7693085.

It is an arithmetic number, because the mean of its divisors is an integer number (1661544792).

Almost surely, 2^11523120077 is an apocalyptic number.

It is an amenable number.

11523120077 is a deficient number, since it is larger than the sum of its proper divisors (1769238259).

11523120077 is a wasteful number, since it uses less digits than its factorization.

11523120077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15384787.

The product of its (nonzero) digits is 2940, while the sum is 29.

Adding to 11523120077 its reverse (77002132511), we get a palindrome (88525252588).

The spelling of 11523120077 in words is "eleven billion, five hundred twenty-three million, one hundred twenty thousand, seventy-seven".