1450109 has 2 divisors, whose sum is σ = 1450110. Its totient is φ = 1450108.

The previous prime is 1450103. The next prime is 1450139. The reversal of 1450109 is 9010541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 727609 + 722500 = 853^2 + 850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1450109 is a prime.

It is a super-2 number, since 2×1450109² = 4205632223762, which contains 22 as substring.

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

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1450103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725054 + 725055.

It is an arithmetic number, because the mean of its divisors is an integer number (725055).

2^1450109 is an apocalyptic number.

It is an amenable number.

1450109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450109 is an equidigital number, since it uses as much as digits as its factorization.

1450109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1450109 is about 1204.2047168152. The cubic root of 1450109 is about 113.1879556581.

The spelling of 1450109 in words is "one million, four hundred fifty thousand, one hundred nine".