98775007 has 2 divisors, whose sum is σ = 98775008. Its totient is φ = 98775006.

The previous prime is 98774983. The next prime is 98775011. The reversal of 98775007 is 70057789.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98775007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98775067) 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, 49387503 + 49387504.

It is an arithmetic number, because the mean of its divisors is an integer number (49387504).

Almost surely, 2^98775007 is an apocalyptic number.

98775007 is a deficient number, since it is larger than the sum of its proper divisors (1).

98775007 is an equidigital number, since it uses as much as digits as its factorization.

98775007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 123480, while the sum is 43.

The square root of 98775007 is about 9938.5616162501. The cubic root of 98775007 is about 462.2557865323.

It can be divided in two parts, 9877 and 5007, that added together give a square (14884 = 122²).

The spelling of 98775007 in words is "ninety-eight million, seven hundred seventy-five thousand, seven".