1063540533 has 16 divisors (see below), whose sum is σ = 1584700992. Its totient is φ = 628848000.

The previous prime is 1063540507. The next prime is 1063540547. The reversal of 1063540533 is 3350453601.

It is a happy number.

It is not a de Polignac number, because 1063540533 - 2⁵ = 1063540501 is a prime.

It is a super-2 number, since 2×1063540533² = 2262236930667848178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1063540533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063540433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391678 + ... + 394383.

It is an arithmetic number, because the mean of its divisors is an integer number (99043812).

Almost surely, 2^1063540533 is an apocalyptic number.

It is an amenable number.

1063540533 is a deficient number, since it is larger than the sum of its proper divisors (521160459).

1063540533 is a wasteful number, since it uses less digits than its factorization.

1063540533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786116.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 1063540533 is about 32611.9691677764. The cubic root of 1063540533 is about 1020.7467724325.

The spelling of 1063540533 in words is "one billion, sixty-three million, five hundred forty thousand, five hundred thirty-three".