2134961 has 2 divisors, whose sum is σ = 2134962. Its totient is φ = 2134960.

The previous prime is 2134949. The next prime is 2134963. The reversal of 2134961 is 1694312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1221025 + 913936 = 1105^2 + 956^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134961 - 2¹⁸ = 1872817 is a prime.

Together with 2134963, it forms a pair of twin primes.

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 2134961.

It is not a weakly prime, because it can be changed into another prime (2134963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067480 + 1067481.

It is an arithmetic number, because the mean of its divisors is an integer number (1067481).

2^2134961 is an apocalyptic number.

It is an amenable number.

2134961 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134961 is an equidigital number, since it uses as much as digits as its factorization.

2134961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 26.

The square root of 2134961 is about 1461.1505740340. The cubic root of 2134961 is about 128.7646491014.

The spelling of 2134961 in words is "two million, one hundred thirty-four thousand, nine hundred sixty-one".