75867983 has 2 divisors, whose sum is σ = 75867984. Its totient is φ = 75867982.

The previous prime is 75867971. The next prime is 75868003. The reversal of 75867983 is 38976857.

It is a weak prime.

It is an emirp because it is prime and its reverse (38976857) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75867983 - 2²⁴ = 59090767 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75867283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37933991 + 37933992.

It is an arithmetic number, because the mean of its divisors is an integer number (37933992).

Almost surely, 2^75867983 is an apocalyptic number.

75867983 is a deficient number, since it is larger than the sum of its proper divisors (1).

75867983 is an equidigital number, since it uses as much as digits as its factorization.

75867983 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 75867983 is about 8710.2229018550. Note that the first 3 decimals coincide. The cubic root of 75867983 is about 423.3369528007.

The spelling of 75867983 in words is "seventy-five million, eight hundred sixty-seven thousand, nine hundred eighty-three".