77937283 has 2 divisors, whose sum is σ = 77937284. Its totient is φ = 77937282.

The previous prime is 77937203. The next prime is 77937287. The reversal of 77937283 is 38273977.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77937283 - 2¹³ = 77929091 is a prime.

It is not a weakly prime, because it can be changed into another prime (77937287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38968641 + 38968642.

It is an arithmetic number, because the mean of its divisors is an integer number (38968642).

Almost surely, 2^77937283 is an apocalyptic number.

77937283 is a deficient number, since it is larger than the sum of its proper divisors (1).

77937283 is an equidigital number, since it uses as much as digits as its factorization.

77937283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 444528, while the sum is 46.

The square root of 77937283 is about 8828.2095013655. The cubic root of 77937283 is about 427.1513210810.

The spelling of 77937283 in words is "seventy-seven million, nine hundred thirty-seven thousand, two hundred eighty-three".