998527753 has 2 divisors, whose sum is σ = 998527754. Its totient is φ = 998527752.

The previous prime is 998527723. The next prime is 998527781. The reversal of 998527753 is 357725899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 986776569 + 11751184 = 31413^2 + 3428^2 .

It is a cyclic number.

It is not a de Polignac number, because 998527753 - 2⁹ = 998527241 is a prime.

It is a super-2 number, since 2×998527753² = 1994115347022458018, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 998527694 and 998527703.

It is not a weakly prime, because it can be changed into another prime (998527703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499263876 + 499263877.

It is an arithmetic number, because the mean of its divisors is an integer number (499263877).

Almost surely, 2^998527753 is an apocalyptic number.

It is an amenable number.

998527753 is a deficient number, since it is larger than the sum of its proper divisors (1).

998527753 is an equidigital number, since it uses as much as digits as its factorization.

998527753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4762800, while the sum is 55.

The square root of 998527753 is about 31599.4897585388. The cubic root of 998527753 is about 999.5090099682.

The spelling of 998527753 in words is "nine hundred ninety-eight million, five hundred twenty-seven thousand, seven hundred fifty-three".