1329478898 has 8 divisors (see below), whose sum is σ = 2175510960. Its totient is φ = 604308580.

The previous prime is 1329478807. The next prime is 1329478903. The reversal of 1329478898 is 8988749231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30215408 + ... + 30215451.

It is an arithmetic number, because the mean of its divisors is an integer number (271938870).

Almost surely, 2^1329478898 is an apocalyptic number.

1329478898 is a deficient number, since it is larger than the sum of its proper divisors (846032062).

1329478898 is a wasteful number, since it uses less digits than its factorization.

1329478898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60430872.

The product of its digits is 6967296, while the sum is 59.

The square root of 1329478898 is about 36462.0199385607. The cubic root of 1329478898 is about 1099.5808039063.

The spelling of 1329478898 in words is "one billion, three hundred twenty-nine million, four hundred seventy-eight thousand, eight hundred ninety-eight".