1063551971 has 2 divisors, whose sum is σ = 1063551972. Its totient is φ = 1063551970.

The previous prime is 1063551919. The next prime is 1063551991. The reversal of 1063551971 is 1791553601.

It is a strong prime.

It is an emirp because it is prime and its reverse (1791553601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1063551971 - 2¹⁴ = 1063535587 is a prime.

It is a super-2 number, since 2×1063551971² = 2262285590035969682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1063551911) 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 as a sum of consecutive naturals, namely, 531775985 + 531775986.

It is an arithmetic number, because the mean of its divisors is an integer number (531775986).

Almost surely, 2^1063551971 is an apocalyptic number.

1063551971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063551971 is an equidigital number, since it uses as much as digits as its factorization.

1063551971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28350, while the sum is 38.

The square root of 1063551971 is about 32612.1445323671. The cubic root of 1063551971 is about 1020.7504316755.

The spelling of 1063551971 in words is "one billion, sixty-three million, five hundred fifty-one thousand, nine hundred seventy-one".