51241343 has 2 divisors, whose sum is σ = 51241344. Its totient is φ = 51241342.

The previous prime is 51241331. The next prime is 51241387. The reversal of 51241343 is 34314215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51241343 - 2⁶ = 51241279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51241303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25620671 + 25620672.

It is an arithmetic number, because the mean of its divisors is an integer number (25620672).

Almost surely, 2^51241343 is an apocalyptic number.

51241343 is a deficient number, since it is larger than the sum of its proper divisors (1).

51241343 is an equidigital number, since it uses as much as digits as its factorization.

51241343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 51241343 is about 7158.3058749958. The cubic root of 51241343 is about 371.4270262615.

Adding to 51241343 its reverse (34314215), we get a palindrome (85555558).

The spelling of 51241343 in words is "fifty-one million, two hundred forty-one thousand, three hundred forty-three".