9485540399 has 2 divisors, whose sum is σ = 9485540400. Its totient is φ = 9485540398.

The previous prime is 9485540333. The next prime is 9485540417. The reversal of 9485540399 is 9930455849.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9485540399 - 2¹² = 9485536303 is a prime.

It is a super-2 number, since 2×9485540399² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9485500399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4742770199 + 4742770200.

It is an arithmetic number, because the mean of its divisors is an integer number (4742770200).

Almost surely, 2^9485540399 is an apocalyptic number.

9485540399 is a deficient number, since it is larger than the sum of its proper divisors (1).

9485540399 is an equidigital number, since it uses as much as digits as its factorization.

9485540399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6998400, while the sum is 56.

The square root of 9485540399 is about 97393.7390133473. The cubic root of 9485540399 is about 2116.8367145863.

The spelling of 9485540399 in words is "nine billion, four hundred eighty-five million, five hundred forty thousand, three hundred ninety-nine".