51434597 has 2 divisors, whose sum is σ = 51434598. Its totient is φ = 51434596.

The previous prime is 51434491. The next prime is 51434599. The reversal of 51434597 is 79543415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48455521 + 2979076 = 6961^2 + 1726^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51434597 is a prime.

Together with 51434599, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51434597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51434599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25717298 + 25717299.

It is an arithmetic number, because the mean of its divisors is an integer number (25717299).

Almost surely, 2^51434597 is an apocalyptic number.

It is an amenable number.

51434597 is a deficient number, since it is larger than the sum of its proper divisors (1).

51434597 is an equidigital number, since it uses as much as digits as its factorization.

51434597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 51434597 is about 7171.7917565975. The cubic root of 51434597 is about 371.8933795685.

The spelling of 51434597 in words is "fifty-one million, four hundred thirty-four thousand, five hundred ninety-seven".