1473763138 has 4 divisors (see below), whose sum is σ = 2210644710. Its totient is φ = 736881568.

The previous prime is 1473763129. The next prime is 1473763141. The reversal of 1473763138 is 8313673741.

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

It can be written as a sum of positive squares in only one way, i.e., 1426799529 + 46963609 = 37773^2 + 6853^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1473763094 and 1473763103.

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 as a sum of consecutive naturals, namely, 368440783 + ... + 368440786.

Almost surely, 2^1473763138 is an apocalyptic number.

1473763138 is a deficient number, since it is larger than the sum of its proper divisors (736881572).

1473763138 is an equidigital number, since it uses as much as digits as its factorization.

1473763138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736881571.

The product of its digits is 254016, while the sum is 43.

The square root of 1473763138 is about 38389.6227905407. The cubic root of 1473763138 is about 1138.0007891618. Note that the first 3 decimals are identical.

The spelling of 1473763138 in words is "one billion, four hundred seventy-three million, seven hundred sixty-three thousand, one hundred thirty-eight".