99758947 has 2 divisors, whose sum is σ = 99758948. Its totient is φ = 99758946.

The previous prime is 99758933. The next prime is 99758951. The reversal of 99758947 is 74985799.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99758947 - 2⁷ = 99758819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99758891 and 99758900.

It is not a weakly prime, because it can be changed into another prime (99758917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49879473 + 49879474.

It is an arithmetic number, because the mean of its divisors is an integer number (49879474).

Almost surely, 2^99758947 is an apocalyptic number.

99758947 is a deficient number, since it is larger than the sum of its proper divisors (1).

99758947 is an equidigital number, since it uses as much as digits as its factorization.

99758947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5715360, while the sum is 58.

The square root of 99758947 is about 9987.9400779140. The cubic root of 99758947 is about 463.7856269808.

The spelling of 99758947 in words is "ninety-nine million, seven hundred fifty-eight thousand, nine hundred forty-seven".