104999953 has 2 divisors, whose sum is σ = 104999954. Its totient is φ = 104999952.

The previous prime is 104999929. The next prime is 104999957. The reversal of 104999953 is 359999401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96196864 + 8803089 = 9808^2 + 2967^2 .

It is an emirp because it is prime and its reverse (359999401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104999953 is a prime.

It is a super-2 number, since 2×104999953² = 22049980260004418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 104999897 and 104999906.

It is not a weakly prime, because it can be changed into another prime (104999957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52499976 + 52499977.

It is an arithmetic number, because the mean of its divisors is an integer number (52499977).

Almost surely, 2^104999953 is an apocalyptic number.

It is an amenable number.

104999953 is a deficient number, since it is larger than the sum of its proper divisors (1).

104999953 is an equidigital number, since it uses as much as digits as its factorization.

104999953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 393660, while the sum is 49.

The square root of 104999953 is about 10246.9484725942. The cubic root of 104999953 is about 471.7693276407.

The spelling of 104999953 in words is "one hundred four million, nine hundred ninety-nine thousand, nine hundred fifty-three".