100842361 has 2 divisors, whose sum is σ = 100842362. Its totient is φ = 100842360.

The previous prime is 100842341. The next prime is 100842383. The reversal of 100842361 is 163248001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69973225 + 30869136 = 8365^2 + 5556^2 .

It is a cyclic number.

It is not a de Polignac number, because 100842361 - 2⁷ = 100842233 is a prime.

It is equal to p_5807041 and since 100842361 and 5807041 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (100842311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50421180 + 50421181.

It is an arithmetic number, because the mean of its divisors is an integer number (50421181).

Almost surely, 2^100842361 is an apocalyptic number.

It is an amenable number.

100842361 is a deficient number, since it is larger than the sum of its proper divisors (1).

100842361 is an equidigital number, since it uses as much as digits as its factorization.

100842361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 100842361 is about 10042.0297251104. The cubic root of 100842361 is about 465.4585387043.

The spelling of 100842361 in words is "one hundred million, eight hundred forty-two thousand, three hundred sixty-one".