3612970909 has 2 divisors, whose sum is σ = 3612970910. Its totient is φ = 3612970908.

The previous prime is 3612970903. The next prime is 3612970937. The reversal of 3612970909 is 9090792163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2581148025 + 1031822884 = 50805^2 + 32122^2 .

It is a cyclic number.

It is not a de Polignac number, because 3612970909 - 2¹⁷ = 3612839837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3612970903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1806485454 + 1806485455.

It is an arithmetic number, because the mean of its divisors is an integer number (1806485455).

Almost surely, 2^3612970909 is an apocalyptic number.

It is an amenable number.

3612970909 is a deficient number, since it is larger than the sum of its proper divisors (1).

3612970909 is an equidigital number, since it uses as much as digits as its factorization.

3612970909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 183708, while the sum is 46.

The square root of 3612970909 is about 60107.9937196377. The cubic root of 3612970909 is about 1534.4573492382.

The spelling of 3612970909 in words is "three billion, six hundred twelve million, nine hundred seventy thousand, nine hundred nine".