1957441 has 2 divisors, whose sum is σ = 1957442. Its totient is φ = 1957440.

The previous prime is 1957391. The next prime is 1957453. The reversal of 1957441 is 1447591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1311025 + 646416 = 1145^2 + 804^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1957441 is a prime.

It is a zygodrome in base 11.

It is not a weakly prime, because it can be changed into another prime (1951441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978720 + 978721.

It is an arithmetic number, because the mean of its divisors is an integer number (978721).

2^1957441 is an apocalyptic number.

It is an amenable number.

1957441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1957441 is an equidigital number, since it uses as much as digits as its factorization.

1957441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 31.

The square root of 1957441 is about 1399.0857729246. The cubic root of 1957441 is about 125.0920069279.

The spelling of 1957441 in words is "one million, nine hundred fifty-seven thousand, four hundred forty-one".