770933641 has 2 divisors, whose sum is σ = 770933642. Its totient is φ = 770933640.

The previous prime is 770933563. The next prime is 770933659. The reversal of 770933641 is 146339077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 770895225 + 38416 = 27765^2 + 196^2 .

It is a cyclic number.

It is not a de Polignac number, because 770933641 - 2²¹ = 768836489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 770933594 and 770933603.

It is not a weakly prime, because it can be changed into another prime (770973641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385466820 + 385466821.

It is an arithmetic number, because the mean of its divisors is an integer number (385466821).

Almost surely, 2^770933641 is an apocalyptic number.

It is an amenable number.

770933641 is a deficient number, since it is larger than the sum of its proper divisors (1).

770933641 is an equidigital number, since it uses as much as digits as its factorization.

770933641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 770933641 is about 27765.6917976124. The cubic root of 770933641 is about 916.9359474372.

The spelling of 770933641 in words is "seven hundred seventy million, nine hundred thirty-three thousand, six hundred forty-one".