99701653 has 2 divisors, whose sum is σ = 99701654. Its totient is φ = 99701652.

The previous prime is 99701621. The next prime is 99701659. The reversal of 99701653 is 35610799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64915249 + 34786404 = 8057^2 + 5898^2 .

It is a cyclic number.

It is not a de Polignac number, because 99701653 - 2⁵ = 99701621 is a prime.

It is a super-2 number, since 2×99701653² = 19880839221864818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99701659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49850826 + 49850827.

It is an arithmetic number, because the mean of its divisors is an integer number (49850827).

Almost surely, 2^99701653 is an apocalyptic number.

It is an amenable number.

99701653 is a deficient number, since it is larger than the sum of its proper divisors (1).

99701653 is an equidigital number, since it uses as much as digits as its factorization.

99701653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 99701653 is about 9985.0715070048. The cubic root of 99701653 is about 463.6968221730.

The spelling of 99701653 in words is "ninety-nine million, seven hundred one thousand, six hundred fifty-three".