9533940677 has 2 divisors, whose sum is σ = 9533940678. Its totient is φ = 9533940676.

The previous prime is 9533940623. The next prime is 9533940679. The reversal of 9533940677 is 7760493359.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7604886436 + 1929054241 = 87206^2 + 43921^2 .

It is a cyclic number.

It is not a de Polignac number, because 9533940677 - 2²⁶ = 9466831813 is a prime.

Together with 9533940679, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9533940679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4766970338 + 4766970339.

It is an arithmetic number, because the mean of its divisors is an integer number (4766970339).

Almost surely, 2^9533940677 is an apocalyptic number.

It is an amenable number.

9533940677 is a deficient number, since it is larger than the sum of its proper divisors (1).

9533940677 is an equidigital number, since it uses as much as digits as its factorization.

9533940677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4286520, while the sum is 53.

The square root of 9533940677 is about 97641.9002119479. The cubic root of 9533940677 is about 2120.4310175169.

The spelling of 9533940677 in words is "nine billion, five hundred thirty-three million, nine hundred forty thousand, six hundred seventy-seven".