1495466809 has 16 divisors (see below), whose sum is σ = 1563851520. Its totient is φ = 1428295680.

The previous prime is 1495466807. The next prime is 1495466813. The reversal of 1495466809 is 9086645941.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1495466809 - 2¹ = 1495466807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1495466807) 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 in 15 ways as a sum of consecutive naturals, for example, 1214224 + ... + 1215454.

It is an arithmetic number, because the mean of its divisors is an integer number (97740720).

Almost surely, 2^1495466809 is an apocalyptic number.

It is an amenable number.

1495466809 is a deficient number, since it is larger than the sum of its proper divisors (68384711).

1495466809 is a wasteful number, since it uses less digits than its factorization.

1495466809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The square root of 1495466809 is about 38671.2659347997. The cubic root of 1495466809 is about 1143.5599215357.

The spelling of 1495466809 in words is "one billion, four hundred ninety-five million, four hundred sixty-six thousand, eight hundred nine".