99533437 has 2 divisors, whose sum is σ = 99533438. Its totient is φ = 99533436.

The previous prime is 99533393. The next prime is 99533449. The reversal of 99533437 is 73433599.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91948921 + 7584516 = 9589^2 + 2754^2 .

It is a cyclic number.

It is not a de Polignac number, because 99533437 - 2¹⁹ = 99009149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99533393 and 99533402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99533477) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49766718 + 49766719.

It is an arithmetic number, because the mean of its divisors is an integer number (49766719).

Almost surely, 2^99533437 is an apocalyptic number.

It is an amenable number.

99533437 is a deficient number, since it is larger than the sum of its proper divisors (1).

99533437 is an equidigital number, since it uses as much as digits as its factorization.

99533437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 43.

The square root of 99533437 is about 9976.6445762090. The cubic root of 99533437 is about 463.4358932543.

The spelling of 99533437 in words is "ninety-nine million, five hundred thirty-three thousand, four hundred thirty-seven".