51346433 has 2 divisors, whose sum is σ = 51346434. Its totient is φ = 51346432.

The previous prime is 51346403. The next prime is 51346441. The reversal of 51346433 is 33464315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27804529 + 23541904 = 5273^2 + 4852^2 .

It is a cyclic number.

It is not a de Polignac number, because 51346433 - 2⁶ = 51346369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51346396 and 51346405.

It is not a weakly prime, because it can be changed into another prime (51346403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25673216 + 25673217.

It is an arithmetic number, because the mean of its divisors is an integer number (25673217).

Almost surely, 2^51346433 is an apocalyptic number.

It is an amenable number.

51346433 is a deficient number, since it is larger than the sum of its proper divisors (1).

51346433 is an equidigital number, since it uses as much as digits as its factorization.

51346433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 51346433 is about 7165.6425392284. The cubic root of 51346433 is about 371.6807706669.

The spelling of 51346433 in words is "fifty-one million, three hundred forty-six thousand, four hundred thirty-three".