56343011 has 4 divisors (see below), whose sum is σ = 56359992. Its totient is φ = 56326032.

The previous prime is 56342987. The next prime is 56343013. The reversal of 56343011 is 11034365.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56343011 is a prime.

It is a super-2 number, since 2×56343011² = 6349069777092242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56343013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1706 + ... + 10751.

It is an arithmetic number, because the mean of its divisors is an integer number (14089998).

Almost surely, 2^56343011 is an apocalyptic number.

56343011 is a deficient number, since it is larger than the sum of its proper divisors (16981).

56343011 is a wasteful number, since it uses less digits than its factorization.

56343011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16980.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 56343011 is about 7506.1981721774. The cubic root of 56343011 is about 383.3657857004.

Adding to 56343011 its reverse (11034365), we get a palindrome (67377376).

The spelling of 56343011 in words is "fifty-six million, three hundred forty-three thousand, eleven".