1063251463 has 4 divisors (see below), whose sum is σ = 1067815008. Its totient is φ = 1058687920.

The previous prime is 1063251461. The next prime is 1063251473. The reversal of 1063251463 is 3641523601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3641523601 = 59 ⋅61720739.

It is a cyclic number.

It is not a de Polignac number, because 1063251463 - 2¹ = 1063251461 is a prime.

It is a super-2 number, since 2×1063251463² = 2261007347143280738, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063251461) 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, 2281423 + ... + 2281888.

It is an arithmetic number, because the mean of its divisors is an integer number (266953752).

Almost surely, 2^1063251463 is an apocalyptic number.

1063251463 is a deficient number, since it is larger than the sum of its proper divisors (4563545).

1063251463 is an equidigital number, since it uses as much as digits as its factorization.

1063251463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563544.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1063251463 is about 32607.5369048323. The cubic root of 1063251463 is about 1020.6542844964.

The spelling of 1063251463 in words is "one billion, sixty-three million, two hundred fifty-one thousand, four hundred sixty-three".