98512969 has 2 divisors, whose sum is σ = 98512970. Its totient is φ = 98512968.

The previous prime is 98512963. The next prime is 98513017. The reversal of 98512969 is 96921589.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98247744 + 265225 = 9912^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 98512969 - 2³ = 98512961 is a prime.

It is a super-2 number, since 2×98512969² = 19409610122389922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98512961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49256484 + 49256485.

It is an arithmetic number, because the mean of its divisors is an integer number (49256485).

Almost surely, 2^98512969 is an apocalyptic number.

It is an amenable number.

98512969 is a deficient number, since it is larger than the sum of its proper divisors (1).

98512969 is an equidigital number, since it uses as much as digits as its factorization.

98512969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 49.

The square root of 98512969 is about 9925.3699679156. The cubic root of 98512969 is about 461.8466551919.

The spelling of 98512969 in words is "ninety-eight million, five hundred twelve thousand, nine hundred sixty-nine".