77869483 has 2 divisors, whose sum is σ = 77869484. Its totient is φ = 77869482.

The previous prime is 77869471. The next prime is 77869507. The reversal of 77869483 is 38496877.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (38496877) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77869483 - 2¹⁷ = 77738411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77869483.

It is not a weakly prime, because it can be changed into another prime (77869403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38934741 + 38934742.

It is an arithmetic number, because the mean of its divisors is an integer number (38934742).

Almost surely, 2^77869483 is an apocalyptic number.

77869483 is a deficient number, since it is larger than the sum of its proper divisors (1).

77869483 is an equidigital number, since it uses as much as digits as its factorization.

77869483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 52.

The square root of 77869483 is about 8824.3687026325. The cubic root of 77869483 is about 427.0274211942.

The spelling of 77869483 in words is "seventy-seven million, eight hundred sixty-nine thousand, four hundred eighty-three".