99126493 has 2 divisors, whose sum is σ = 99126494. Its totient is φ = 99126492.

The previous prime is 99126491. The next prime is 99126497. The reversal of 99126493 is 39462199.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95296644 + 3829849 = 9762^2 + 1957^2 .

It is a cyclic number.

It is not a de Polignac number, because 99126493 - 2¹ = 99126491 is a prime.

It is a super-2 number, since 2×99126493² = 19652123228958098, which contains 22 as substring.

Together with 99126491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99126491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49563246 + 49563247.

It is an arithmetic number, because the mean of its divisors is an integer number (49563247).

Almost surely, 2^99126493 is an apocalyptic number.

It is an amenable number.

99126493 is a deficient number, since it is larger than the sum of its proper divisors (1).

99126493 is an equidigital number, since it uses as much as digits as its factorization.

99126493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 43.

The square root of 99126493 is about 9956.2288543404. The cubic root of 99126493 is about 462.8034422634.

The spelling of 99126493 in words is "ninety-nine million, one hundred twenty-six thousand, four hundred ninety-three".