998526031 has 2 divisors, whose sum is σ = 998526032. Its totient is φ = 998526030.

The previous prime is 998525959. The next prime is 998526043. The reversal of 998526031 is 130625899.

It is a happy number.

998526031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 998526031 - 2¹¹ = 998523983 is a prime.

It is a super-2 number, since 2×998526031² = 1994108469169225922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998521031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499263015 + 499263016.

It is an arithmetic number, because the mean of its divisors is an integer number (499263016).

Almost surely, 2^998526031 is an apocalyptic number.

998526031 is a deficient number, since it is larger than the sum of its proper divisors (1).

998526031 is an equidigital number, since it uses as much as digits as its factorization.

998526031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 998526031 is about 31599.4625112517. The cubic root of 998526031 is about 999.5084354038.

The spelling of 998526031 in words is "nine hundred ninety-eight million, five hundred twenty-six thousand, thirty-one".