1063875791 has 4 divisors (see below), whose sum is σ = 1160591784. Its totient is φ = 967159800.

The previous prime is 1063875779. The next prime is 1063875859. The reversal of 1063875791 is 1975783601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1063875791 - 2¹⁸ = 1063613647 is a prime.

It is a super-2 number, since 2×1063875791² = 2263663397351751362, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063875751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48357980 + ... + 48358001.

It is an arithmetic number, because the mean of its divisors is an integer number (290147946).

Almost surely, 2^1063875791 is an apocalyptic number.

1063875791 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1063875791 is a deficient number, since it is larger than the sum of its proper divisors (96715993).

1063875791 is an equidigital number, since it uses as much as digits as its factorization.

1063875791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96715992.

The product of its (nonzero) digits is 317520, while the sum is 47.

The square root of 1063875791 is about 32617.1088694262. The cubic root of 1063875791 is about 1020.8540172306.

The spelling of 1063875791 in words is "one billion, sixty-three million, eight hundred seventy-five thousand, seven hundred ninety-one".