98941631 has 2 divisors, whose sum is σ = 98941632. Its totient is φ = 98941630.

The previous prime is 98941621. The next prime is 98941637. The reversal of 98941631 is 13614989.

It is a strong prime.

It is an emirp because it is prime and its reverse (13614989) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98941631 - 2¹⁸ = 98679487 is a prime.

It is a super-2 number, since 2×98941631² = 19578892689880322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98941637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49470815 + 49470816.

It is an arithmetic number, because the mean of its divisors is an integer number (49470816).

Almost surely, 2^98941631 is an apocalyptic number.

98941631 is a deficient number, since it is larger than the sum of its proper divisors (1).

98941631 is an equidigital number, since it uses as much as digits as its factorization.

98941631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 41.

The square root of 98941631 is about 9946.9407859904. The cubic root of 98941631 is about 462.5155676279.

The spelling of 98941631 in words is "ninety-eight million, nine hundred forty-one thousand, six hundred thirty-one".