98503261 has 2 divisors, whose sum is σ = 98503262. Its totient is φ = 98503260.

The previous prime is 98503247. The next prime is 98503267. The reversal of 98503261 is 16230589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86211225 + 12292036 = 9285^2 + 3506^2 .

It is a cyclic number.

It is not a de Polignac number, because 98503261 - 2⁹ = 98502749 is a prime.

It is equal to p_5680267 and since 98503261 and 5680267 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98503267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49251630 + 49251631.

It is an arithmetic number, because the mean of its divisors is an integer number (49251631).

Almost surely, 2^98503261 is an apocalyptic number.

It is an amenable number.

98503261 is a deficient number, since it is larger than the sum of its proper divisors (1).

98503261 is an equidigital number, since it uses as much as digits as its factorization.

98503261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 98503261 is about 9924.8809060865. The cubic root of 98503261 is about 461.8314837390.

The spelling of 98503261 in words is "ninety-eight million, five hundred three thousand, two hundred sixty-one".