98525579 has 2 divisors, whose sum is σ = 98525580. Its totient is φ = 98525578.

The previous prime is 98525551. The next prime is 98525587. The reversal of 98525579 is 97552589.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98525579 is a prime.

It is not a weakly prime, because it can be changed into another prime (98525509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49262789 + 49262790.

It is an arithmetic number, because the mean of its divisors is an integer number (49262790).

Almost surely, 2^98525579 is an apocalyptic number.

98525579 is a deficient number, since it is larger than the sum of its proper divisors (1).

98525579 is an equidigital number, since it uses as much as digits as its factorization.

98525579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134000, while the sum is 50.

The square root of 98525579 is about 9926.0051883928. The cubic root of 98525579 is about 461.8663603397.

The spelling of 98525579 in words is "ninety-eight million, five hundred twenty-five thousand, five hundred seventy-nine".