1376461 has 2 divisors, whose sum is σ = 1376462. Its totient is φ = 1376460.

The previous prime is 1376449. The next prime is 1376467. The reversal of 1376461 is 1646731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1334025 + 42436 = 1155^2 + 206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1376461 - 2⁵ = 1376429 is a prime.

1376461 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1376467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688230 + 688231.

It is an arithmetic number, because the mean of its divisors is an integer number (688231).

2^1376461 is an apocalyptic number.

It is an amenable number.

1376461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1376461 is an equidigital number, since it uses as much as digits as its factorization.

1376461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 28.

The square root of 1376461 is about 1173.2267470528. The cubic root of 1376461 is about 111.2383752530.

The spelling of 1376461 in words is "one million, three hundred seventy-six thousand, four hundred sixty-one".