98321129 has 2 divisors, whose sum is σ = 98321130. Its totient is φ = 98321128.

The previous prime is 98321101. The next prime is 98321137. The reversal of 98321129 is 92112389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66455104 + 31866025 = 8152^2 + 5645^2 .

It is an emirp because it is prime and its reverse (92112389) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98321129 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98321329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49160564 + 49160565.

It is an arithmetic number, because the mean of its divisors is an integer number (49160565).

Almost surely, 2^98321129 is an apocalyptic number.

It is an amenable number.

98321129 is a deficient number, since it is larger than the sum of its proper divisors (1).

98321129 is an equidigital number, since it uses as much as digits as its factorization.

98321129 is an evil number, because the sum of its binary digits is even.

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

The square root of 98321129 is about 9915.7011350686. The cubic root of 98321129 is about 461.5466668150.

The spelling of 98321129 in words is "ninety-eight million, three hundred twenty-one thousand, one hundred twenty-nine".