1923484477 has 2 divisors, whose sum is σ = 1923484478. Its totient is φ = 1923484476.

The previous prime is 1923484463. The next prime is 1923484483. The reversal of 1923484477 is 7744843291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1223670361 + 699814116 = 34981^2 + 26454^2 .

It is a cyclic number.

It is not a de Polignac number, because 1923484477 - 2²³ = 1915095869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1923484477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1923484487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961742238 + 961742239.

It is an arithmetic number, because the mean of its divisors is an integer number (961742239).

Almost surely, 2^1923484477 is an apocalyptic number.

It is an amenable number.

1923484477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1923484477 is an equidigital number, since it uses as much as digits as its factorization.

1923484477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 49.

The square root of 1923484477 is about 43857.5475488541. The cubic root of 1923484477 is about 1243.6444285635.

The spelling of 1923484477 in words is "one billion, nine hundred twenty-three million, four hundred eighty-four thousand, four hundred seventy-seven".