105101943 has 4 divisors (see below), whose sum is σ = 140135928. Its totient is φ = 70067960.

The previous prime is 105101903. The next prime is 105101959. The reversal of 105101943 is 349101501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105101943 - 2¹² = 105097847 is a prime.

It is a super-2 number, since 2×105101943² = 22092836844750498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105101903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17516988 + ... + 17516993.

It is an arithmetic number, because the mean of its divisors is an integer number (35033982).

Almost surely, 2^105101943 is an apocalyptic number.

105101943 is a deficient number, since it is larger than the sum of its proper divisors (35033985).

105101943 is an equidigital number, since it uses as much as digits as its factorization.

105101943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35033984.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 105101943 is about 10251.9238682308. The cubic root of 105101943 is about 471.9220267036.

The spelling of 105101943 in words is "one hundred five million, one hundred one thousand, nine hundred forty-three".