51826039 has 2 divisors, whose sum is σ = 51826040. Its totient is φ = 51826038.

The previous prime is 51826037. The next prime is 51826043. The reversal of 51826039 is 93062815.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51826039 - 2¹ = 51826037 is a prime.

Together with 51826037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 51825995 and 51826013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51826037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25913019 + 25913020.

It is an arithmetic number, because the mean of its divisors is an integer number (25913020).

Almost surely, 2^51826039 is an apocalyptic number.

51826039 is a deficient number, since it is larger than the sum of its proper divisors (1).

51826039 is an equidigital number, since it uses as much as digits as its factorization.

51826039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 51826039 is about 7199.0304208275. The cubic root of 51826039 is about 372.8344254307.

The spelling of 51826039 in words is "fifty-one million, eight hundred twenty-six thousand, thirty-nine".