11392438061 has 4 divisors (see below), whose sum is σ = 11425081500. Its totient is φ = 11359794624.

The previous prime is 11392438049. The next prime is 11392438111. The reversal of 11392438061 is 16083429311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9831714025 + 1560724036 = 99155^2 + 39506^2 .

It is a cyclic number.

It is not a de Polignac number, because 11392438061 - 2³⁰ = 10318696237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11392432061) 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, 16321196 + ... + 16321893.

It is an arithmetic number, because the mean of its divisors is an integer number (2856270375).

Almost surely, 2^11392438061 is an apocalyptic number.

It is an amenable number.

11392438061 is a deficient number, since it is larger than the sum of its proper divisors (32643439).

11392438061 is an equidigital number, since it uses as much as digits as its factorization.

11392438061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32643438.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 11392438061 in words is "eleven billion, three hundred ninety-two million, four hundred thirty-eight thousand, sixty-one".