101561314539 has 8 divisors (see below), whose sum is σ = 135429872272. Its totient is φ = 67700149920.

The previous prime is 101561314529. The next prime is 101561314559. The reversal of 101561314539 is 935413165101.

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

It is not a de Polignac number, because 101561314539 - 2¹⁵ = 101561281771 is a prime.

It is a super-2 number, since 2×101561314539² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101561314497 and 101561314506.

It is not an unprimeable number, because it can be changed into a prime (101561314529) 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, 1816144 + ... + 1871229.

It is an arithmetic number, because the mean of its divisors is an integer number (16928734034).

Almost surely, 2^101561314539 is an apocalyptic number.

101561314539 is a deficient number, since it is larger than the sum of its proper divisors (33868557733).

101561314539 is an equidigital number, since it uses as much as digits as its factorization.

101561314539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696557.

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 101561314539 in words is "one hundred one billion, five hundred sixty-one million, three hundred fourteen thousand, five hundred thirty-nine".