9382742477 has 2 divisors, whose sum is σ = 9382742478. Its totient is φ = 9382742476.

The previous prime is 9382742437. The next prime is 9382742483. The reversal of 9382742477 is 7742472839.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8293016356 + 1089726121 = 91066^2 + 33011^2 .

It is an emirp because it is prime and its reverse (7742472839) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9382742477 - 2²² = 9378548173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9382742407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4691371238 + 4691371239.

It is an arithmetic number, because the mean of its divisors is an integer number (4691371239).

Almost surely, 2^9382742477 is an apocalyptic number.

It is an amenable number.

9382742477 is a deficient number, since it is larger than the sum of its proper divisors (1).

9382742477 is an equidigital number, since it uses as much as digits as its factorization.

9382742477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4741632, while the sum is 53.

The square root of 9382742477 is about 96864.5573829768. The cubic root of 9382742477 is about 2109.1619709108.

The spelling of 9382742477 in words is "nine billion, three hundred eighty-two million, seven hundred forty-two thousand, four hundred seventy-seven".