99952493 has 2 divisors, whose sum is σ = 99952494. Its totient is φ = 99952492.

The previous prime is 99952471. The next prime is 99952499. The reversal of 99952493 is 39425999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66797929 + 33154564 = 8173^2 + 5758^2 .

It is an emirp because it is prime and its reverse (39425999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99952493 - 2²² = 95758189 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99952499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49976246 + 49976247.

It is an arithmetic number, because the mean of its divisors is an integer number (49976247).

Almost surely, 2^99952493 is an apocalyptic number.

It is an amenable number.

99952493 is a deficient number, since it is larger than the sum of its proper divisors (1).

99952493 is an equidigital number, since it uses as much as digits as its factorization.

99952493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 787320, while the sum is 50.

The square root of 99952493 is about 9997.6243678186. The cubic root of 99952493 is about 464.0853690650.

The spelling of 99952493 in words is "ninety-nine million, nine hundred fifty-two thousand, four hundred ninety-three".