101798401 has 2 divisors, whose sum is σ = 101798402. Its totient is φ = 101798400.

The previous prime is 101798383. The next prime is 101798407. The reversal of 101798401 is 104897101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100300225 + 1498176 = 10015^2 + 1224^2 .

It is a cyclic number.

It is not a de Polignac number, because 101798401 - 2⁷ = 101798273 is a prime.

It is not a weakly prime, because it can be changed into another prime (101798407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50899200 + 50899201.

It is an arithmetic number, because the mean of its divisors is an integer number (50899201).

Almost surely, 2^101798401 is an apocalyptic number.

It is an amenable number.

101798401 is a deficient number, since it is larger than the sum of its proper divisors (1).

101798401 is an equidigital number, since it uses as much as digits as its factorization.

101798401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 101798401 is about 10089.5193641719. The cubic root of 101798401 is about 466.9248473294.

The spelling of 101798401 in words is "one hundred one million, seven hundred ninety-eight thousand, four hundred one".