1481478998 has 4 divisors (see below), whose sum is σ = 2222218500. Its totient is φ = 740739498.

The previous prime is 1481478983. The next prime is 1481479019. The reversal of 1481478998 is 8998741841.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370369748 + ... + 370369751.

It is an arithmetic number, because the mean of its divisors is an integer number (555554625).

Almost surely, 2^1481478998 is an apocalyptic number.

1481478998 is a deficient number, since it is larger than the sum of its proper divisors (740739502).

1481478998 is an equidigital number, since it uses as much as digits as its factorization.

1481478998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740739501.

The product of its digits is 4644864, while the sum is 59.

The square root of 1481478998 is about 38489.9856845907. The cubic root of 1481478998 is about 1139.9833274467.

The spelling of 1481478998 in words is "one billion, four hundred eighty-one million, four hundred seventy-eight thousand, nine hundred ninety-eight".