51343043 has 8 divisors (see below), whose sum is σ = 54438480. Its totient is φ = 48256000.

The previous prime is 51343031. The next prime is 51343051. The reversal of 51343043 is 34034315.

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 51343043 - 2⁶ = 51342979 is a prime.

It is a super-2 number, since 2×51343043² = 5272216128999698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51343063) 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, 14168 + ... + 17418.

It is an arithmetic number, because the mean of its divisors is an integer number (6804810).

Almost surely, 2^51343043 is an apocalyptic number.

51343043 is a deficient number, since it is larger than the sum of its proper divisors (3095437).

51343043 is a wasteful number, since it uses less digits than its factorization.

51343043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4197.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 51343043 is about 7165.4059898934. The cubic root of 51343043 is about 371.6725907703.

Adding to 51343043 its reverse (34034315), we get a palindrome (85377358).

The spelling of 51343043 in words is "fifty-one million, three hundred forty-three thousand, forty-three".