98775541 has 2 divisors, whose sum is σ = 98775542. Its totient is φ = 98775540.

The previous prime is 98775511. The next prime is 98775557. The reversal of 98775541 is 14557789.

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., 61308900 + 37466641 = 7830^2 + 6121^2 .

It is a cyclic number.

It is not a de Polignac number, because 98775541 - 2¹⁹ = 98251253 is a prime.

It is a Chen prime.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 98775491 and 98775500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98775511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49387770 + 49387771.

It is an arithmetic number, because the mean of its divisors is an integer number (49387771).

Almost surely, 2^98775541 is an apocalyptic number.

It is an amenable number.

98775541 is a deficient number, since it is larger than the sum of its proper divisors (1).

98775541 is an equidigital number, since it uses as much as digits as its factorization.

98775541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 352800, while the sum is 46.

The square root of 98775541 is about 9938.5884812684. The cubic root of 98775541 is about 462.2566195505.

The spelling of 98775541 in words is "ninety-eight million, seven hundred seventy-five thousand, five hundred forty-one".