923041477 has 2 divisors, whose sum is σ = 923041478. Its totient is φ = 923041476.

The previous prime is 923041463. The next prime is 923041501. The reversal of 923041477 is 774140329.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 780978916 + 142062561 = 27946^2 + 11919^2 .

It is an emirp because it is prime and its reverse (774140329) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-923041477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (923041417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461520738 + 461520739.

It is an arithmetic number, because the mean of its divisors is an integer number (461520739).

Almost surely, 2^923041477 is an apocalyptic number.

It is an amenable number.

923041477 is a deficient number, since it is larger than the sum of its proper divisors (1).

923041477 is an equidigital number, since it uses as much as digits as its factorization.

923041477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 923041477 is about 30381.5976703004. The cubic root of 923041477 is about 973.6594250348.

The spelling of 923041477 in words is "nine hundred twenty-three million, forty-one thousand, four hundred seventy-seven".