1371449 has 2 divisors, whose sum is σ = 1371450. Its totient is φ = 1371448.

The previous prime is 1371431. The next prime is 1371493. The reversal of 1371449 is 9441731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1364224 + 7225 = 1168^2 + 85^2 .

It is a cyclic number.

It is not a de Polignac number, because 1371449 - 2⁸ = 1371193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1371499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685724 + 685725.

It is an arithmetic number, because the mean of its divisors is an integer number (685725).

2^1371449 is an apocalyptic number.

It is an amenable number.

1371449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1371449 is an equidigital number, since it uses as much as digits as its factorization.

1371449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 29.

The square root of 1371449 is about 1171.0888096127. The cubic root of 1371449 is about 111.1031965103.

The spelling of 1371449 in words is "one million, three hundred seventy-one thousand, four hundred forty-nine".