3491865607 has 2 divisors, whose sum is σ = 3491865608. Its totient is φ = 3491865606.

The previous prime is 3491865593. The next prime is 3491865613. The reversal of 3491865607 is 7065681943.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3491865607 - 2⁷ = 3491865479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3491865647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1745932803 + 1745932804.

It is an arithmetic number, because the mean of its divisors is an integer number (1745932804).

Almost surely, 2^3491865607 is an apocalyptic number.

3491865607 is a deficient number, since it is larger than the sum of its proper divisors (1).

3491865607 is an equidigital number, since it uses as much as digits as its factorization.

3491865607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 3491865607 is about 59092.0096713591. The cubic root of 3491865607 is about 1517.1173445740.

It can be divided in two parts, 349 and 1865607, that added together give a square (1865956 = 1366²).

The spelling of 3491865607 in words is "three billion, four hundred ninety-one million, eight hundred sixty-five thousand, six hundred seven".