161116701 has 8 divisors (see below), whose sum is σ = 227458944. Its totient is φ = 101092800.

The previous prime is 161116699. The next prime is 161116717. The reversal of 161116701 is 107611161.

161116701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 161116701 - 2¹ = 161116699 is a prime.

It is a super-2 number, since 2×161116701² = 51917182682246802, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161116741) 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, 1579525 + ... + 1579626.

It is an arithmetic number, because the mean of its divisors is an integer number (28432368).

Almost surely, 2^161116701 is an apocalyptic number.

It is an amenable number.

161116701 is a deficient number, since it is larger than the sum of its proper divisors (66342243).

161116701 is a wasteful number, since it uses less digits than its factorization.

161116701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159171.

The product of its (nonzero) digits is 252, while the sum is 24.

The square root of 161116701 is about 12693.1753710409. The cubic root of 161116701 is about 544.1435933746.

Adding to 161116701 its reverse (107611161), we get a palindrome (268727862).

The spelling of 161116701 in words is "one hundred sixty-one million, one hundred sixteen thousand, seven hundred one".