98532121 has 2 divisors, whose sum is σ = 98532122. Its totient is φ = 98532120.

The previous prime is 98532107. The next prime is 98532139. The reversal of 98532121 is 12123589.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90630400 + 7901721 = 9520^2 + 2811^2 .

It is an emirp because it is prime and its reverse (12123589) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98532121 - 2⁵ = 98532089 is a prime.

It is not a weakly prime, because it can be changed into another prime (98532151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49266060 + 49266061.

It is an arithmetic number, because the mean of its divisors is an integer number (49266061).

Almost surely, 2^98532121 is an apocalyptic number.

It is an amenable number.

98532121 is a deficient number, since it is larger than the sum of its proper divisors (1).

98532121 is an equidigital number, since it uses as much as digits as its factorization.

98532121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 98532121 is about 9926.3347213360. The cubic root of 98532121 is about 461.8765826017.

The spelling of 98532121 in words is "ninety-eight million, five hundred thirty-two thousand, one hundred twenty-one".