11701332159841 has 9 divisors (see below), whose sum is σ = 12232287699121. Its totient is φ = 11192503331812.

The previous prime is 11701332159817. The next prime is 11701332159863. The reversal of 11701332159841 is 14895123310711.

It is a happy number.

The square root of 11701332159841 is 3420721.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 11701332159841 - 2⁹ = 11701332159329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11701332159791 and 11701332159800.

It is not an unprimeable number, because it can be changed into a prime (11701332159541) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 78602220 + ... + 78750946.

Almost surely, 2^{11701332159841} is an apocalyptic number.

11701332159841 is the 3420721-st square number.

11701332159841 is the 1710361-st centered octagonal number.

It is an amenable number.

11701332159841 is a deficient number, since it is larger than the sum of its proper divisors (530955539280).

11701332159841 is an frugal number, since it uses more digits than its factorization.

11701332159841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297500 (or 148750 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 46.

The spelling of 11701332159841 in words is "eleven trillion, seven hundred one billion, three hundred thirty-two million, one hundred fifty-nine thousand, eight hundred forty-one".