98219543 has 2 divisors, whose sum is σ = 98219544. Its totient is φ = 98219542.

The previous prime is 98219509. The next prime is 98219551. The reversal of 98219543 is 34591289.

It is a strong prime.

It is an emirp because it is prime and its reverse (34591289) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98219543 - 2²⁴ = 81442327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98219543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98216543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49109771 + 49109772.

It is an arithmetic number, because the mean of its divisors is an integer number (49109772).

Almost surely, 2^98219543 is an apocalyptic number.

98219543 is a deficient number, since it is larger than the sum of its proper divisors (1).

98219543 is an equidigital number, since it uses as much as digits as its factorization.

98219543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 41.

The square root of 98219543 is about 9910.5773292982. The cubic root of 98219543 is about 461.3876544124.

The spelling of 98219543 in words is "ninety-eight million, two hundred nineteen thousand, five hundred forty-three".