1063641372 has 24 divisors (see below), whose sum is σ = 2561889792. Its totient is φ = 343110000.

The previous prime is 1063641361. The next prime is 1063641377. The reversal of 1063641372 is 2731463601.

It is a super-2 number, since 2×1063641372² = 2262665936460084768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063641377) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1429254 + ... + 1429997.

It is an arithmetic number, because the mean of its divisors is an integer number (106745408).

Almost surely, 2^1063641372 is an apocalyptic number.

1063641372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1063641372 is an abundant number, since it is smaller than the sum of its proper divisors (1498248420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1063641372 is a wasteful number, since it uses less digits than its factorization.

1063641372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859289 (or 2859287 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 1063641372 is about 32613.5151739275. The cubic root of 1063641372 is about 1020.7790319241.

The spelling of 1063641372 in words is "one billion, sixty-three million, six hundred forty-one thousand, three hundred seventy-two".