1454012009 has 2 divisors, whose sum is σ = 1454012010. Its totient is φ = 1454012008.

The previous prime is 1454011991. The next prime is 1454012033. The reversal of 1454012009 is 9002104541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1443772009 + 10240000 = 37997^2 + 3200^2 .

It is a cyclic number.

It is not a de Polignac number, because 1454012009 - 2²⁰ = 1452963433 is a prime.

It is a super-2 number, since 2×1454012009² = 4228301844632432162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1454012909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727006004 + 727006005.

It is an arithmetic number, because the mean of its divisors is an integer number (727006005).

Almost surely, 2^1454012009 is an apocalyptic number.

It is an amenable number.

1454012009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1454012009 is an equidigital number, since it uses as much as digits as its factorization.

1454012009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1454012009 is about 38131.5093983965. The cubic root of 1454012009 is about 1132.8941420423.

The spelling of 1454012009 in words is "one billion, four hundred fifty-four million, twelve thousand, nine".