98973789253 has 2 divisors, whose sum is σ = 98973789254. Its totient is φ = 98973789252.

The previous prime is 98973789151. The next prime is 98973789287. The reversal of 98973789253 is 35298737989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56324104929 + 42649684324 = 237327^2 + 206518^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98973789253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98973789553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49486894626 + 49486894627.

It is an arithmetic number, because the mean of its divisors is an integer number (49486894627).

Almost surely, 2^98973789253 is an apocalyptic number.

It is an amenable number.

98973789253 is a deficient number, since it is larger than the sum of its proper divisors (1).

98973789253 is an equidigital number, since it uses as much as digits as its factorization.

98973789253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 205752960, while the sum is 70.

The spelling of 98973789253 in words is "ninety-eight billion, nine hundred seventy-three million, seven hundred eighty-nine thousand, two hundred fifty-three".