4571532061 has 4 divisors (see below), whose sum is σ = 4572322432. Its totient is φ = 4570741692.

The previous prime is 4571532041. The next prime is 4571532079. The reversal of 4571532061 is 1602351754.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4571532061 - 2⁵ = 4571532029 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 (4571532041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386445 + ... + 398098.

It is an arithmetic number, because the mean of its divisors is an integer number (1143080608).

Almost surely, 2^4571532061 is an apocalyptic number.

It is an amenable number.

4571532061 is a deficient number, since it is larger than the sum of its proper divisors (790371).

4571532061 is an equidigital number, since it uses as much as digits as its factorization.

4571532061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790370.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 4571532061 is about 67613.1056896516. The cubic root of 4571532061 is about 1659.6655905702.

The spelling of 4571532061 in words is "four billion, five hundred seventy-one million, five hundred thirty-two thousand, sixty-one".