1566834061 has 8 divisors (see below), whose sum is σ = 1712545184. Its totient is φ = 1424720880.

The previous prime is 1566834029. The next prime is 1566834091. The reversal of 1566834061 is 1604386651.

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 1566834061 - 2⁵ = 1566834029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1566834001) 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, 898575 + ... + 900316.

It is an arithmetic number, because the mean of its divisors is an integer number (214068148).

Almost surely, 2^1566834061 is an apocalyptic number.

It is an amenable number.

1566834061 is a deficient number, since it is larger than the sum of its proper divisors (145711123).

1566834061 is a wasteful number, since it uses less digits than its factorization.

1566834061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798971.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 1566834061 is about 39583.2548055361. The cubic root of 1566834061 is about 1161.4691208109.

It can be divided in two parts, 15668 and 34061, that added together give a square (49729 = 223²).

The spelling of 1566834061 in words is "one billion, five hundred sixty-six million, eight hundred thirty-four thousand, sixty-one".