1063955438 has 64 divisors (see below), whose sum is σ = 2087866368. Its totient is φ = 394606080.

The previous prime is 1063955429. The next prime is 1063955441. The reversal of 1063955438 is 8345593601.

It is a super-2 number, since 2×1063955438² = 2264002348099543688, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1073123 + ... + 1074113.

It is an arithmetic number, because the mean of its divisors is an integer number (32622912).

Almost surely, 2^1063955438 is an apocalyptic number.

1063955438 is a deficient number, since it is larger than the sum of its proper divisors (1023910930).

1063955438 is a wasteful number, since it uses less digits than its factorization.

1063955438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377.

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 1063955438 is about 32618.3297855669. The cubic root of 1063955438 is about 1020.8794919873.

The spelling of 1063955438 in words is "one billion, sixty-three million, nine hundred fifty-five thousand, four hundred thirty-eight".