75504097 has 2 divisors, whose sum is σ = 75504098. Its totient is φ = 75504096.

The previous prime is 75504071. The next prime is 75504103. The reversal of 75504097 is 79040557.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74805201 + 698896 = 8649^2 + 836^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75504097 is a prime.

It is not a weakly prime, because it can be changed into another prime (75504007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37752048 + 37752049.

It is an arithmetic number, because the mean of its divisors is an integer number (37752049).

Almost surely, 2^75504097 is an apocalyptic number.

It is an amenable number.

75504097 is a deficient number, since it is larger than the sum of its proper divisors (1).

75504097 is an equidigital number, since it uses as much as digits as its factorization.

75504097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 75504097 is about 8689.3093511510. The cubic root of 75504097 is about 422.6590500932.

The spelling of 75504097 in words is "seventy-five million, five hundred four thousand, ninety-seven".