770423543 has 2 divisors, whose sum is σ = 770423544. Its totient is φ = 770423542.

The previous prime is 770423539. The next prime is 770423551. The reversal of 770423543 is 345324077.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 770423543 - 2² = 770423539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (770423503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385211771 + 385211772.

It is an arithmetic number, because the mean of its divisors is an integer number (385211772).

Almost surely, 2^770423543 is an apocalyptic number.

770423543 is a deficient number, since it is larger than the sum of its proper divisors (1).

770423543 is an equidigital number, since it uses as much as digits as its factorization.

770423543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 35.

The square root of 770423543 is about 27756.5045169596. The cubic root of 770423543 is about 916.7336687260.

The spelling of 770423543 in words is "seven hundred seventy million, four hundred twenty-three thousand, five hundred forty-three".