1396877 has 2 divisors, whose sum is σ = 1396878. Its totient is φ = 1396876.

The previous prime is 1396867. The next prime is 1396903. The reversal of 1396877 is 7786931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1394761 + 2116 = 1181^2 + 46^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1396877 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 (1396817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698438 + 698439.

It is an arithmetic number, because the mean of its divisors is an integer number (698439).

2^1396877 is an apocalyptic number.

It is an amenable number.

1396877 is a deficient number, since it is larger than the sum of its proper divisors (1).

1396877 is an equidigital number, since it uses as much as digits as its factorization.

1396877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 41.

The square root of 1396877 is about 1181.8955114561. The cubic root of 1396877 is about 111.7856497658.

The spelling of 1396877 in words is "one million, three hundred ninety-six thousand, eight hundred seventy-seven".