99475543 has 2 divisors, whose sum is σ = 99475544. Its totient is φ = 99475542.

The previous prime is 99475513. The next prime is 99475561. The reversal of 99475543 is 34557499.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (34557499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99475543 - 2¹³ = 99467351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99475493 and 99475502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99475513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49737771 + 49737772.

It is an arithmetic number, because the mean of its divisors is an integer number (49737772).

Almost surely, 2^99475543 is an apocalyptic number.

99475543 is a deficient number, since it is larger than the sum of its proper divisors (1).

99475543 is an equidigital number, since it uses as much as digits as its factorization.

99475543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 680400, while the sum is 46.

The square root of 99475543 is about 9973.7426776512. The cubic root of 99475543 is about 463.3460227477.

The spelling of 99475543 in words is "ninety-nine million, four hundred seventy-five thousand, five hundred forty-three".