103198061 has 2 divisors, whose sum is σ = 103198062. Its totient is φ = 103198060.

The previous prime is 103198027. The next prime is 103198087. The reversal of 103198061 is 160891301.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103022500 + 175561 = 10150^2 + 419^2 .

It is a cyclic number.

It is not a de Polignac number, because 103198061 - 2¹⁴ = 103181677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103198091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51599030 + 51599031.

It is an arithmetic number, because the mean of its divisors is an integer number (51599031).

Almost surely, 2^103198061 is an apocalyptic number.

It is an amenable number.

103198061 is a deficient number, since it is larger than the sum of its proper divisors (1).

103198061 is an equidigital number, since it uses as much as digits as its factorization.

103198061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 103198061 is about 10158.6446438489. The cubic root of 103198061 is about 469.0550820842.

The spelling of 103198061 in words is "one hundred three million, one hundred ninety-eight thousand, sixty-one".