75041137 has 2 divisors, whose sum is σ = 75041138. Its totient is φ = 75041136.

The previous prime is 75041101. The next prime is 75041147. The reversal of 75041137 is 73114057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59351616 + 15689521 = 7704^2 + 3961^2 .

It is an emirp because it is prime and its reverse (73114057) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75041137 is a prime.

It is not a weakly prime, because it can be changed into another prime (75041147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37520568 + 37520569.

It is an arithmetic number, because the mean of its divisors is an integer number (37520569).

Almost surely, 2^75041137 is an apocalyptic number.

It is an amenable number.

75041137 is a deficient number, since it is larger than the sum of its proper divisors (1).

75041137 is an equidigital number, since it uses as much as digits as its factorization.

75041137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 75041137 is about 8662.6287580618. The cubic root of 75041137 is about 421.7934214240.

The spelling of 75041137 in words is "seventy-five million, forty-one thousand, one hundred thirty-seven".