1509097 has 2 divisors, whose sum is σ = 1509098. Its totient is φ = 1509096.

The previous prime is 1509077. The next prime is 1509127. The reversal of 1509097 is 7909051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1104601 + 404496 = 1051^2 + 636^2 .

It is an emirp because it is prime and its reverse (7909051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1509097 - 2¹⁵ = 1476329 is a prime.

It is a super-3 number, since 3×1509097³ = 10310333706499367019, which contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1509077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 754548 + 754549.

It is an arithmetic number, because the mean of its divisors is an integer number (754549).

2^1509097 is an apocalyptic number.

It is an amenable number.

1509097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1509097 is an equidigital number, since it uses as much as digits as its factorization.

1509097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2835, while the sum is 31.

The square root of 1509097 is about 1228.4530923076. The cubic root of 1509097 is about 114.7023683599.

The spelling of 1509097 in words is "one million, five hundred nine thousand, ninety-seven".