51352043 has 2 divisors, whose sum is σ = 51352044. Its totient is φ = 51352042.

The previous prime is 51352033. The next prime is 51352051. The reversal of 51352043 is 34025315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51352043 - 2¹⁶ = 51286507 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51352013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25676021 + 25676022.

It is an arithmetic number, because the mean of its divisors is an integer number (25676022).

Almost surely, 2^51352043 is an apocalyptic number.

51352043 is a deficient number, since it is larger than the sum of its proper divisors (1).

51352043 is an equidigital number, since it uses as much as digits as its factorization.

51352043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 51352043 is about 7166.0339798245. The cubic root of 51352043 is about 371.6943065191.

Adding to 51352043 its reverse (34025315), we get a palindrome (85377358).

The spelling of 51352043 in words is "fifty-one million, three hundred fifty-two thousand, forty-three".