1128738410 has 16 divisors (see below), whose sum is σ = 2059562376. Its totient is φ = 445310208.

The previous prime is 1128738407. The next prime is 1128738421. The reversal of 1128738410 is 148378211.

It can be written as a sum of positive squares in 4 ways, for example, as 1007364121 + 121374289 = 31739^2 + 11017^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772379 + ... + 773838.

Almost surely, 2^1128738410 is an apocalyptic number.

1128738410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1128738410 is a deficient number, since it is larger than the sum of its proper divisors (930823966).

1128738410 is a wasteful number, since it uses less digits than its factorization.

1128738410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546297.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 1128738410 is about 33596.7023679408. The cubic root of 1128738410 is about 1041.1926683417.

The spelling of 1128738410 in words is "one billion, one hundred twenty-eight million, seven hundred thirty-eight thousand, four hundred ten".