9489547401 has 4 divisors (see below), whose sum is σ = 12652729872. Its totient is φ = 6326364932.

The previous prime is 9489547393. The next prime is 9489547409. The reversal of 9489547401 is 1047459849.

9489547401 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (9489547393) and next prime (9489547409).

It is a cyclic number.

It is not a de Polignac number, because 9489547401 - 2³ = 9489547393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9489547409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1581591231 + ... + 1581591236.

It is an arithmetic number, because the mean of its divisors is an integer number (3163182468).

Almost surely, 2^9489547401 is an apocalyptic number.

It is an amenable number.

9489547401 is a deficient number, since it is larger than the sum of its proper divisors (3163182471).

9489547401 is a wasteful number, since it uses less digits than its factorization.

9489547401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163182470.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The square root of 9489547401 is about 97414.3079891245. The cubic root of 9489547401 is about 2117.1347462742.

The spelling of 9489547401 in words is "nine billion, four hundred eighty-nine million, five hundred forty-seven thousand, four hundred one".