71754533 has 2 divisors, whose sum is σ = 71754534. Its totient is φ = 71754532.

The previous prime is 71754509. The next prime is 71754563. The reversal of 71754533 is 33545717.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62125924 + 9628609 = 7882^2 + 3103^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71754533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71754493 and 71754502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71754563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35877266 + 35877267.

It is an arithmetic number, because the mean of its divisors is an integer number (35877267).

Almost surely, 2^71754533 is an apocalyptic number.

It is an amenable number.

71754533 is a deficient number, since it is larger than the sum of its proper divisors (1).

71754533 is an equidigital number, since it uses as much as digits as its factorization.

71754533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44100, while the sum is 35.

The square root of 71754533 is about 8470.8047433523. The cubic root of 71754533 is about 415.5434560133.

The spelling of 71754533 in words is "seventy-one million, seven hundred fifty-four thousand, five hundred thirty-three".