1493475554 has 8 divisors (see below), whose sum is σ = 2249509548. Its totient is φ = 743639040.

The previous prime is 1493475539. The next prime is 1493475569. The reversal of 1493475554 is 4555743941.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1493475539) and next prime (1493475569).

It can be written as a sum of positive squares in 2 ways, for example, as 1480479529 + 12996025 = 38477^2 + 3605^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1493475499 and 1493475508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548767 + ... + 1549730.

Almost surely, 2^1493475554 is an apocalyptic number.

1493475554 is a deficient number, since it is larger than the sum of its proper divisors (756033994).

1493475554 is a wasteful number, since it uses less digits than its factorization.

1493475554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098740.

The product of its digits is 1512000, while the sum is 47.

The square root of 1493475554 is about 38645.5114340592. The cubic root of 1493475554 is about 1143.0521356439.

The spelling of 1493475554 in words is "one billion, four hundred ninety-three million, four hundred seventy-five thousand, five hundred fifty-four".