99925532093 has 2 divisors, whose sum is σ = 99925532094. Its totient is φ = 99925532092.

The previous prime is 99925532071. The next prime is 99925532101. The reversal of 99925532093 is 39023552999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65074989604 + 34850542489 = 255098^2 + 186683^2 .

It is an emirp because it is prime and its reverse (39023552999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99925532093 - 2¹⁸ = 99925269949 is a prime.

It is a super-2 number, since 2×99925532093² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99925532023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49962766046 + 49962766047.

It is an arithmetic number, because the mean of its divisors is an integer number (49962766047).

Almost surely, 2^99925532093 is an apocalyptic number.

It is an amenable number.

99925532093 is a deficient number, since it is larger than the sum of its proper divisors (1).

99925532093 is an equidigital number, since it uses as much as digits as its factorization.

99925532093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5904900, while the sum is 56.

The spelling of 99925532093 in words is "ninety-nine billion, nine hundred twenty-five million, five hundred thirty-two thousand, ninety-three".