3187061 has 2 divisors, whose sum is σ = 3187062. Its totient is φ = 3187060.

The previous prime is 3187043. The next prime is 3187073. The reversal of 3187061 is 1607813.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2788900 + 398161 = 1670^2 + 631^2 .

It is a cyclic number.

It is not a de Polignac number, because 3187061 - 2¹⁰ = 3186037 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3187061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3187021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1593530 + 1593531.

It is an arithmetic number, because the mean of its divisors is an integer number (1593531).

Almost surely, 2^3187061 is an apocalyptic number.

It is an amenable number.

3187061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3187061 is an equidigital number, since it uses as much as digits as its factorization.

3187061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 3187061 is about 1785.2341583109. The cubic root of 3187061 is about 147.1623762982.

The spelling of 3187061 in words is "three million, one hundred eighty-seven thousand, sixty-one".