75878963 has 2 divisors, whose sum is σ = 75878964. Its totient is φ = 75878962.

The previous prime is 75878953. The next prime is 75878969. The reversal of 75878963 is 36987857.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75878963 - 2⁸ = 75878707 is a prime.

It is not a weakly prime, because it can be changed into another prime (75878969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37939481 + 37939482.

It is an arithmetic number, because the mean of its divisors is an integer number (37939482).

Almost surely, 2^75878963 is an apocalyptic number.

75878963 is a deficient number, since it is larger than the sum of its proper divisors (1).

75878963 is an equidigital number, since it uses as much as digits as its factorization.

75878963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 53.

The square root of 75878963 is about 8710.8531729102. The cubic root of 75878963 is about 423.3573743072.

The spelling of 75878963 in words is "seventy-five million, eight hundred seventy-eight thousand, nine hundred sixty-three".