1000463521 has 2 divisors, whose sum is σ = 1000463522. Its totient is φ = 1000463520.

The previous prime is 1000463419. The next prime is 1000463533. The reversal of 1000463521 is 1253640001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 727057296 + 273406225 = 26964^2 + 16535^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000463521 - 2⁷ = 1000463393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000463492 and 1000463501.

It is not a weakly prime, because it can be changed into another prime (1000463551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500231760 + 500231761.

It is an arithmetic number, because the mean of its divisors is an integer number (500231761).

Almost surely, 2^1000463521 is an apocalyptic number.

It is an amenable number.

1000463521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000463521 is an equidigital number, since it uses as much as digits as its factorization.

1000463521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1000463521 is about 31630.1046631212. The cubic root of 1000463521 is about 1000.1544831337.

The spelling of 1000463521 in words is "one billion, four hundred sixty-three thousand, five hundred twenty-one".