3213735197 has 2 divisors, whose sum is σ = 3213735198. Its totient is φ = 3213735196.

The previous prime is 3213735167. The next prime is 3213735289. The reversal of 3213735197 is 7915373123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3211942276 + 1792921 = 56674^2 + 1339^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213735197 - 2⁸ = 3213734941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3213735157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606867598 + 1606867599.

It is an arithmetic number, because the mean of its divisors is an integer number (1606867599).

Almost surely, 2^3213735197 is an apocalyptic number.

It is an amenable number.

3213735197 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213735197 is an equidigital number, since it uses as much as digits as its factorization.

3213735197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 119070, while the sum is 41.

The square root of 3213735197 is about 56689.8156373788. The cubic root of 3213735197 is about 1475.7179608442.

The spelling of 3213735197 in words is "three billion, two hundred thirteen million, seven hundred thirty-five thousand, one hundred ninety-seven".