105238099 has 2 divisors, whose sum is σ = 105238100. Its totient is φ = 105238098.

The previous prime is 105238097. The next prime is 105238127. The reversal of 105238099 is 990832501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105238099 - 2¹ = 105238097 is a prime.

It is a super-2 number, since 2×105238099² = 22150114962267602, which contains 22 as substring.

Together with 105238097, it forms a pair of twin primes.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (105238097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52619049 + 52619050.

It is an arithmetic number, because the mean of its divisors is an integer number (52619050).

Almost surely, 2^105238099 is an apocalyptic number.

105238099 is a deficient number, since it is larger than the sum of its proper divisors (1).

105238099 is an equidigital number, since it uses as much as digits as its factorization.

105238099 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 105238099 is about 10258.5622286946. The cubic root of 105238099 is about 472.1257250904.

The spelling of 105238099 in words is "one hundred five million, two hundred thirty-eight thousand, ninety-nine".