56671061 has 4 divisors (see below), whose sum is σ = 58053324. Its totient is φ = 55288800.

The previous prime is 56671019. The next prime is 56671063. The reversal of 56671061 is 16017665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7236100 + 49434961 = 2690^2 + 7031^2 .

It is a cyclic number.

It is not a de Polignac number, because 56671061 - 2⁶ = 56670997 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 (56671063) 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, 691070 + ... + 691151.

It is an arithmetic number, because the mean of its divisors is an integer number (14513331).

Almost surely, 2^56671061 is an apocalyptic number.

It is an amenable number.

56671061 is a deficient number, since it is larger than the sum of its proper divisors (1382263).

56671061 is a wasteful number, since it uses less digits than its factorization.

56671061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382262.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 56671061 is about 7528.0183979584. The cubic root of 56671061 is about 384.1083791488.

The spelling of 56671061 in words is "fifty-six million, six hundred seventy-one thousand, sixty-one".