105089923 has 2 divisors, whose sum is σ = 105089924. Its totient is φ = 105089922.

The previous prime is 105089917. The next prime is 105089947. The reversal of 105089923 is 329980501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105089923 - 2⁵ = 105089891 is a prime.

It is a super-2 number, since 2×105089923² = 22087783832291858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105089983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52544961 + 52544962.

It is an arithmetic number, because the mean of its divisors is an integer number (52544962).

Almost surely, 2^105089923 is an apocalyptic number.

105089923 is a deficient number, since it is larger than the sum of its proper divisors (1).

105089923 is an equidigital number, since it uses as much as digits as its factorization.

105089923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 105089923 is about 10251.3376200377. The cubic root of 105089923 is about 471.9040355392.

The spelling of 105089923 in words is "one hundred five million, eighty-nine thousand, nine hundred twenty-three".