3136961 has 2 divisors, whose sum is σ = 3136962. Its totient is φ = 3136960.

The previous prime is 3136949. The next prime is 3137003. The reversal of 3136961 is 1696313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3010225 + 126736 = 1735^2 + 356^2 .

It is an emirp because it is prime and its reverse (1696313) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3136961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3136261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1568480 + 1568481.

It is an arithmetic number, because the mean of its divisors is an integer number (1568481).

Almost surely, 2^3136961 is an apocalyptic number.

It is an amenable number.

3136961 is a deficient number, since it is larger than the sum of its proper divisors (1).

3136961 is an equidigital number, since it uses as much as digits as its factorization.

3136961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 29.

The square root of 3136961 is about 1771.1468036275. The cubic root of 3136961 is about 146.3871783739.

It can be divided in two parts, 3136 and 961, that multiplied together give a square (3013696 = 1736²).

The spelling of 3136961 in words is "three million, one hundred thirty-six thousand, nine hundred sixty-one".