98315293 has 2 divisors, whose sum is σ = 98315294. Its totient is φ = 98315292.

The previous prime is 98315237. The next prime is 98315309. The reversal of 98315293 is 39251389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87272964 + 11042329 = 9342^2 + 3323^2 .

It is a cyclic number.

It is not a de Polignac number, because 98315293 - 2¹³ = 98307101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98385293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49157646 + 49157647.

It is an arithmetic number, because the mean of its divisors is an integer number (49157647).

Almost surely, 2^98315293 is an apocalyptic number.

It is an amenable number.

98315293 is a deficient number, since it is larger than the sum of its proper divisors (1).

98315293 is an equidigital number, since it uses as much as digits as its factorization.

98315293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 40.

The square root of 98315293 is about 9915.4068499482. The cubic root of 98315293 is about 461.5375346997.

Subtracting from 98315293 its sum of digits (40), we obtain a triangular number (98315253 = T₁₄₀₂₂).

The spelling of 98315293 in words is "ninety-eight million, three hundred fifteen thousand, two hundred ninety-three".