77350043 has 2 divisors, whose sum is σ = 77350044. Its totient is φ = 77350042.

The previous prime is 77350037. The next prime is 77350057. The reversal of 77350043 is 34005377.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77350043 - 2⁸ = 77349787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77349988 and 77350015.

It is not a weakly prime, because it can be changed into another prime (77350073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38675021 + 38675022.

It is an arithmetic number, because the mean of its divisors is an integer number (38675022).

Almost surely, 2^77350043 is an apocalyptic number.

77350043 is a deficient number, since it is larger than the sum of its proper divisors (1).

77350043 is an equidigital number, since it uses as much as digits as its factorization.

77350043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 77350043 is about 8794.8873216204. The cubic root of 77350043 is about 426.0757853370.

The spelling of 77350043 in words is "seventy-seven million, three hundred fifty thousand, forty-three".