75380707 has 2 divisors, whose sum is σ = 75380708. Its totient is φ = 75380706.

The previous prime is 75380647. The next prime is 75380717. The reversal of 75380707 is 70708357.

It is a strong prime.

It is an emirp because it is prime and its reverse (70708357) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75380707 is a prime.

It is not a weakly prime, because it can be changed into another prime (75380717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37690353 + 37690354.

It is an arithmetic number, because the mean of its divisors is an integer number (37690354).

Almost surely, 2^75380707 is an apocalyptic number.

75380707 is a deficient number, since it is larger than the sum of its proper divisors (1).

75380707 is an equidigital number, since it uses as much as digits as its factorization.

75380707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41160, while the sum is 37.

The square root of 75380707 is about 8682.2063440119. The cubic root of 75380707 is about 422.4286858382.

The spelling of 75380707 in words is "seventy-five million, three hundred eighty thousand, seven hundred seven".