10161111 has 8 divisors (see below), whose sum is σ = 13567360. Its totient is φ = 6764472.

The previous prime is 10161097. The next prime is 10161113. The reversal of 10161111 is 11116101.

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

It is not a de Polignac number, because 10161111 - 2⁵ = 10161079 is a prime.

It is a Duffinian number.

10161111 is a modest number, since divided by 1111 gives 1016 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10161113) 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, 606 + ... + 4548.

It is an arithmetic number, because the mean of its divisors is an integer number (1695920).

Almost surely, 2^10161111 is an apocalyptic number.

10161111 is a deficient number, since it is larger than the sum of its proper divisors (3406249).

10161111 is an equidigital number, since it uses as much as digits as its factorization.

10161111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4805.

The product of its (nonzero) digits is 6, while the sum is 12.

The square root of 10161111 is about 3187.6497611877. The cubic root of 10161111 is about 216.5943208823.

Adding to 10161111 its reverse (11116101), we get a palindrome (21277212).

The spelling of 10161111 in words is "ten million, one hundred sixty-one thousand, one hundred eleven".