1054309 has 2 divisors, whose sum is σ = 1054310. Its totient is φ = 1054308.

The previous prime is 1054303. The next prime is 1054321. The reversal of 1054309 is 9034501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 950625 + 103684 = 975^2 + 322^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054309 - 2³ = 1054301 is a prime.

It is a super-2 number, since 2×1054309² = 2223134934962, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 1054309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1054301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527154 + 527155.

It is an arithmetic number, because the mean of its divisors is an integer number (527155).

2^1054309 is an apocalyptic number.

It is an amenable number.

1054309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054309 is an equidigital number, since it uses as much as digits as its factorization.

1054309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1054309 is about 1026.7955005745. The cubic root of 1054309 is about 101.7784824890.

The spelling of 1054309 in words is "one million, fifty-four thousand, three hundred nine".