99533477 has 2 divisors, whose sum is σ = 99533478. Its totient is φ = 99533476.

The previous prime is 99533461. The next prime is 99533479. The reversal of 99533477 is 77433599.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83740801 + 15792676 = 9151^2 + 3974^2 .

It is a cyclic number.

It is not a de Polignac number, because 99533477 - 2⁴ = 99533461 is a prime.

Together with 99533479, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99533479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49766738 + 49766739.

It is an arithmetic number, because the mean of its divisors is an integer number (49766739).

Almost surely, 2^99533477 is an apocalyptic number.

It is an amenable number.

99533477 is a deficient number, since it is larger than the sum of its proper divisors (1).

99533477 is an equidigital number, since it uses as much as digits as its factorization.

99533477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 714420, while the sum is 47.

The square root of 99533477 is about 9976.6465808908. The cubic root of 99533477 is about 463.4359553354.

The spelling of 99533477 in words is "ninety-nine million, five hundred thirty-three thousand, four hundred seventy-seven".