1097461 has 2 divisors, whose sum is σ = 1097462. Its totient is φ = 1097460.

The previous prime is 1097443. The next prime is 1097483. The reversal of 1097461 is 1647901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 828100 + 269361 = 910^2 + 519^2 .

It is a cyclic number.

It is not a de Polignac number, because 1097461 - 2¹⁷ = 966389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1097441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548730 + 548731.

It is an arithmetic number, because the mean of its divisors is an integer number (548731).

2^1097461 is an apocalyptic number.

1097461 is the 469-th centered decagonal number.

It is an amenable number.

1097461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1097461 is an equidigital number, since it uses as much as digits as its factorization.

1097461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1097461 is about 1047.5977281380. The cubic root of 1097461 is about 103.1485273531.

The spelling of 1097461 in words is "one million, ninety-seven thousand, four hundred sixty-one".