1479954609 has 24 divisors (see below), whose sum is σ = 2445086592. Its totient is φ = 845000640.

The previous prime is 1479954589. The next prime is 1479954617. The reversal of 1479954609 is 9064599741.

It is a happy number.

1479954609 is a `hidden beast` number, since 1 + 4 + 7 + 99 + 546 + 0 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1479954609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1479954689) 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 23 ways as a sum of consecutive naturals, for example, 74332 + ... + 92114.

It is an arithmetic number, because the mean of its divisors is an integer number (101878608).

Almost surely, 2^1479954609 is an apocalyptic number.

It is an amenable number.

1479954609 is a deficient number, since it is larger than the sum of its proper divisors (965131983).

1479954609 is a wasteful number, since it uses less digits than its factorization.

1479954609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19117 (or 19114 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 1479954609 is about 38470.1781773883. The cubic root of 1479954609 is about 1139.5921925460.

The spelling of 1479954609 in words is "one billion, four hundred seventy-nine million, nine hundred fifty-four thousand, six hundred nine".