98815253 has 2 divisors, whose sum is σ = 98815254. Its totient is φ = 98815252.

The previous prime is 98815243. The next prime is 98815261. The reversal of 98815253 is 35251889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73393489 + 25421764 = 8567^2 + 5042^2 .

It is a cyclic number.

It is not a de Polignac number, because 98815253 - 2¹⁰ = 98814229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 98815253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98815243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49407626 + 49407627.

It is an arithmetic number, because the mean of its divisors is an integer number (49407627).

Almost surely, 2^98815253 is an apocalyptic number.

It is an amenable number.

98815253 is a deficient number, since it is larger than the sum of its proper divisors (1).

98815253 is an equidigital number, since it uses as much as digits as its factorization.

98815253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 41.

The square root of 98815253 is about 9940.5861497197. The cubic root of 98815253 is about 462.3185602399.

The spelling of 98815253 in words is "ninety-eight million, eight hundred fifteen thousand, two hundred fifty-three".