105672111 has 8 divisors (see below), whose sum is σ = 144704304. Its totient is φ = 68544000.

The previous prime is 105672101. The next prime is 105672131. The reversal of 105672111 is 111276501.

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

It is not a de Polignac number, because 105672111 - 2¹¹ = 105670063 is a prime.

It is a super-2 number, since 2×105672111² = 22333190086392642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105672101) 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, 475890 + ... + 476111.

It is an arithmetic number, because the mean of its divisors is an integer number (18088038).

Almost surely, 2^105672111 is an apocalyptic number.

105672111 is a deficient number, since it is larger than the sum of its proper divisors (39032193).

105672111 is an equidigital number, since it uses as much as digits as its factorization.

105672111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952041.

The product of its (nonzero) digits is 420, while the sum is 24.

The square root of 105672111 is about 10279.6941102350. The cubic root of 105672111 is about 472.7738654777.

The spelling of 105672111 in words is "one hundred five million, six hundred seventy-two thousand, one hundred eleven".