920693077 has 2 divisors, whose sum is σ = 920693078. Its totient is φ = 920693076.

The previous prime is 920693063. The next prime is 920693101. The reversal of 920693077 is 770396029.

920693077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 864007236 + 56685841 = 29394^2 + 7529^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-920693077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (920693027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460346538 + 460346539.

It is an arithmetic number, because the mean of its divisors is an integer number (460346539).

Almost surely, 2^920693077 is an apocalyptic number.

It is an amenable number.

920693077 is a deficient number, since it is larger than the sum of its proper divisors (1).

920693077 is an equidigital number, since it uses as much as digits as its factorization.

920693077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 920693077 is about 30342.9246612781. The cubic root of 920693077 is about 972.8329964165.

The spelling of 920693077 in words is "nine hundred twenty million, six hundred ninety-three thousand, seventy-seven".