75534541 has 2 divisors, whose sum is σ = 75534542. Its totient is φ = 75534540.

The previous prime is 75534533. The next prime is 75534551. The reversal of 75534541 is 14543557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43837641 + 31696900 = 6621^2 + 5630^2 .

It is a cyclic number.

It is not a de Polignac number, because 75534541 - 2³ = 75534533 is a prime.

It is a super-3 number, since 3×75534541³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75534497 and 75534506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75534551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37767270 + 37767271.

It is an arithmetic number, because the mean of its divisors is an integer number (37767271).

Almost surely, 2^75534541 is an apocalyptic number.

It is an amenable number.

75534541 is a deficient number, since it is larger than the sum of its proper divisors (1).

75534541 is an equidigital number, since it uses as much as digits as its factorization.

75534541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42000, while the sum is 34.

The square root of 75534541 is about 8691.0609824118. The cubic root of 75534541 is about 422.7158492321.

The spelling of 75534541 in words is "seventy-five million, five hundred thirty-four thousand, five hundred forty-one".