99841031 has 2 divisors, whose sum is σ = 99841032. Its totient is φ = 99841030.

The previous prime is 99840971. The next prime is 99841043. The reversal of 99841031 is 13014899.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99841031 - 2⁶ = 99840967 is a prime.

It is a super-2 number, since 2×99841031² = 19936462942285922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 99840982 and 99841000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99841081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49920515 + 49920516.

It is an arithmetic number, because the mean of its divisors is an integer number (49920516).

Almost surely, 2^99841031 is an apocalyptic number.

99841031 is a deficient number, since it is larger than the sum of its proper divisors (1).

99841031 is an equidigital number, since it uses as much as digits as its factorization.

99841031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 99841031 is about 9992.0483885938. The cubic root of 99841031 is about 463.9127966696.

The spelling of 99841031 in words is "ninety-nine million, eight hundred forty-one thousand, thirty-one".