98995961 has 2 divisors, whose sum is σ = 98995962. Its totient is φ = 98995960.

The previous prime is 98995903. The next prime is 98995993. The reversal of 98995961 is 16959989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71233600 + 27762361 = 8440^2 + 5269^2 .

It is a cyclic number.

It is not a de Polignac number, because 98995961 - 2¹⁴ = 98979577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98995897 and 98995906.

It is not a weakly prime, because it can be changed into another prime (98995261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49497980 + 49497981.

It is an arithmetic number, because the mean of its divisors is an integer number (49497981).

Almost surely, 2^98995961 is an apocalyptic number.

It is an amenable number.

98995961 is a deficient number, since it is larger than the sum of its proper divisors (1).

98995961 is an equidigital number, since it uses as much as digits as its factorization.

98995961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1574640, while the sum is 56.

The square root of 98995961 is about 9949.6714016092. The cubic root of 98995961 is about 462.6002096958.

The spelling of 98995961 in words is "ninety-eight million, nine hundred ninety-five thousand, nine hundred sixty-one".