76312043 has 2 divisors, whose sum is σ = 76312044. Its totient is φ = 76312042.

The previous prime is 76312039. The next prime is 76312081. The reversal of 76312043 is 34021367.

It is a weak prime.

It is an emirp because it is prime and its reverse (34021367) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76312043 - 2² = 76312039 is a prime.

It is a super-3 number, since 3×76312043³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (76318043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38156021 + 38156022.

It is an arithmetic number, because the mean of its divisors is an integer number (38156022).

Almost surely, 2^76312043 is an apocalyptic number.

76312043 is a deficient number, since it is larger than the sum of its proper divisors (1).

76312043 is an equidigital number, since it uses as much as digits as its factorization.

76312043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 76312043 is about 8735.6764477629. The cubic root of 76312043 is about 424.1612857244.

The spelling of 76312043 in words is "seventy-six million, three hundred twelve thousand, forty-three".