1498725609 has 16 divisors (see below), whose sum is σ = 2091403392. Its totient is φ = 952858368.

The previous prime is 1498725601. The next prime is 1498725623. The reversal of 1498725609 is 9065278941.

It is not a de Polignac number, because 1498725609 - 2³ = 1498725601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1498725601) 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 in 15 ways as a sum of consecutive naturals, for example, 8974 + ... + 55479.

It is an arithmetic number, because the mean of its divisors is an integer number (130712712).

Almost surely, 2^1498725609 is an apocalyptic number.

It is an amenable number.

1498725609 is a deficient number, since it is larger than the sum of its proper divisors (592677783).

1498725609 is a wasteful number, since it uses less digits than its factorization.

1498725609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64816.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 1498725609 is about 38713.3776490763. The cubic root of 1498725609 is about 1144.3899699186.

The spelling of 1498725609 in words is "one billion, four hundred ninety-eight million, seven hundred twenty-five thousand, six hundred nine".