1049173738 has 8 divisors (see below), whose sum is σ = 1580291460. Its totient is φ = 522409920.

The previous prime is 1049173729. The next prime is 1049173747. The reversal of 1049173738 is 8373719401.

It is an interprime number because it is at equal distance from previous prime (1049173729) and next prime (1049173747).

It can be written as a sum of positive squares in 2 ways, for example, as 1044776329 + 4397409 = 32323^2 + 2097^2 .

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

It is a super-2 number, since 2×1049173738² = 2201531065017785288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1049173694 and 1049173703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1087873 + ... + 1088836.

Almost surely, 2^1049173738 is an apocalyptic number.

1049173738 is a deficient number, since it is larger than the sum of its proper divisors (531117722).

1049173738 is a wasteful number, since it uses less digits than its factorization.

1049173738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176952.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 1049173738 is about 32390.9514834004. The cubic root of 1049173738 is about 1016.1296806023.

The spelling of 1049173738 in words is "one billion, forty-nine million, one hundred seventy-three thousand, seven hundred thirty-eight".