3970320461 has 2 divisors, whose sum is σ = 3970320462. Its totient is φ = 3970320460.

The previous prime is 3970320391. The next prime is 3970320479. The reversal of 3970320461 is 1640230793.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3807630436 + 162690025 = 61706^2 + 12755^2 .

It is an emirp because it is prime and its reverse (1640230793) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3970320461 - 2¹⁸ = 3970058317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3970320491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1985160230 + 1985160231.

It is an arithmetic number, because the mean of its divisors is an integer number (1985160231).

Almost surely, 2^3970320461 is an apocalyptic number.

It is an amenable number.

3970320461 is a deficient number, since it is larger than the sum of its proper divisors (1).

3970320461 is an equidigital number, since it uses as much as digits as its factorization.

3970320461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 3970320461 is about 63010.4789777066. The cubic root of 3970320461 is about 1583.4651903584.

The spelling of 3970320461 in words is "three billion, nine hundred seventy million, three hundred twenty thousand, four hundred sixty-one".