1061630543 has 8 divisors (see below), whose sum is σ = 1066241280. Its totient is φ = 1057029120.

The previous prime is 1061630503. The next prime is 1061630587. The reversal of 1061630543 is 3450361601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1061630543 - 2⁸ = 1061630287 is a prime.

It is a super-2 number, since 2×1061630543² = 2254118819660949698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061630503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311378 + ... + 314768.

It is an arithmetic number, because the mean of its divisors is an integer number (133280160).

Almost surely, 2^1061630543 is an apocalyptic number.

1061630543 is a deficient number, since it is larger than the sum of its proper divisors (4610737).

1061630543 is an equidigital number, since it uses as much as digits as its factorization.

1061630543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4657.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1061630543 is about 32582.6724349001. The cubic root of 1061630543 is about 1020.1353604161.

The spelling of 1061630543 in words is "one billion, sixty-one million, six hundred thirty thousand, five hundred forty-three".