3151601 has 2 divisors, whose sum is σ = 3151602. Its totient is φ = 3151600.

The previous prime is 3151583. The next prime is 3151607. The reversal of 3151601 is 1061513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3010225 + 141376 = 1735^2 + 376^2 .

It is an emirp because it is prime and its reverse (1061513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3151601 - 2¹⁰ = 3150577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3151601.

It is not a weakly prime, because it can be changed into another prime (3151607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1575800 + 1575801.

It is an arithmetic number, because the mean of its divisors is an integer number (1575801).

Almost surely, 2^3151601 is an apocalyptic number.

It is an amenable number.

3151601 is a deficient number, since it is larger than the sum of its proper divisors (1).

3151601 is an equidigital number, since it uses as much as digits as its factorization.

3151601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 3151601 is about 1775.2749082889. The cubic root of 3151601 is about 146.6145516173.

The spelling of 3151601 in words is "three million, one hundred fifty-one thousand, six hundred one".