1274621 has 2 divisors, whose sum is σ = 1274622. Its totient is φ = 1274620.

The previous prime is 1274617. The next prime is 1274629. The reversal of 1274621 is 1264721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 931225 + 343396 = 965^2 + 586^2 .

It is a cyclic number.

It is not a de Polignac number, because 1274621 - 2² = 1274617 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1274629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637310 + 637311.

It is an arithmetic number, because the mean of its divisors is an integer number (637311).

2^1274621 is an apocalyptic number.

It is an amenable number.

1274621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1274621 is an equidigital number, since it uses as much as digits as its factorization.

1274621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 672, while the sum is 23.

The square root of 1274621 is about 1128.9911425693. The cubic root of 1274621 is about 108.4243989050.

The spelling of 1274621 in words is "one million, two hundred seventy-four thousand, six hundred twenty-one".