1970946101 has 2 divisors, whose sum is σ = 1970946102. Its totient is φ = 1970946100.

The previous prime is 1970946091. The next prime is 1970946127. The reversal of 1970946101 is 1016490791.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1706103025 + 264843076 = 41305^2 + 16274^2 .

It is a cyclic number.

It is not a de Polignac number, because 1970946101 - 2⁶ = 1970946037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1970946161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 985473050 + 985473051.

It is an arithmetic number, because the mean of its divisors is an integer number (985473051).

Almost surely, 2^1970946101 is an apocalyptic number.

It is an amenable number.

1970946101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1970946101 is an equidigital number, since it uses as much as digits as its factorization.

1970946101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 1970946101 is about 44395.3387305469. The cubic root of 1970946101 is about 1253.7903299820.

The spelling of 1970946101 in words is "one billion, nine hundred seventy million, nine hundred forty-six thousand, one hundred one".