3471620491 has 2 divisors, whose sum is σ = 3471620492. Its totient is φ = 3471620490.

The previous prime is 3471620353. The next prime is 3471620501. The reversal of 3471620491 is 1940261743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3471620491 - 2¹⁵ = 3471587723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3471620491.

It is not a weakly prime, because it can be changed into another prime (3471627491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1735810245 + 1735810246.

It is an arithmetic number, because the mean of its divisors is an integer number (1735810246).

Almost surely, 2^3471620491 is an apocalyptic number.

3471620491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3471620491 is an equidigital number, since it uses as much as digits as its factorization.

3471620491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 3471620491 is about 58920.4590189180. The cubic root of 3471620491 is about 1514.1796821843.

The spelling of 3471620491 in words is "three billion, four hundred seventy-one million, six hundred twenty thousand, four hundred ninety-one".