51134437 has 2 divisors, whose sum is σ = 51134438. Its totient is φ = 51134436.

The previous prime is 51134431. The next prime is 51134441. The reversal of 51134437 is 73443115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50680161 + 454276 = 7119^2 + 674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51134437 is a prime.

It is a super-2 number, since 2×51134437² = 5229461294613938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51134431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25567218 + 25567219.

It is an arithmetic number, because the mean of its divisors is an integer number (25567219).

Almost surely, 2^51134437 is an apocalyptic number.

It is an amenable number.

51134437 is a deficient number, since it is larger than the sum of its proper divisors (1).

51134437 is an equidigital number, since it uses as much as digits as its factorization.

51134437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 51134437 is about 7150.8347065220. The cubic root of 51134437 is about 371.1685408159.

The spelling of 51134437 in words is "fifty-one million, one hundred thirty-four thousand, four hundred thirty-seven".