1198049701 has 2 divisors, whose sum is σ = 1198049702. Its totient is φ = 1198049700.

The previous prime is 1198049663. The next prime is 1198049719. The reversal of 1198049701 is 1079408911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 734681025 + 463368676 = 27105^2 + 21526^2 .

It is a cyclic number.

It is not a de Polignac number, because 1198049701 - 2¹⁷ = 1197918629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1198049761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599024850 + 599024851.

It is an arithmetic number, because the mean of its divisors is an integer number (599024851).

Almost surely, 2^1198049701 is an apocalyptic number.

It is an amenable number.

1198049701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1198049701 is an equidigital number, since it uses as much as digits as its factorization.

1198049701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 40.

The square root of 1198049701 is about 34612.8545630088. The cubic root of 1198049701 is about 1062.0825620334.

The spelling of 1198049701 in words is "one billion, one hundred ninety-eight million, forty-nine thousand, seven hundred one".