9621061423 has 4 divisors (see below), whose sum is σ = 9626647048. Its totient is φ = 9615475800.

The previous prime is 9621061421. The next prime is 9621061477. The reversal of 9621061423 is 3241601269.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3241601269 = 25819 ⋅125551.

It is a cyclic number.

It is not a de Polignac number, because 9621061423 - 2¹ = 9621061421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9621061421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2790228 + ... + 2793673.

It is an arithmetic number, because the mean of its divisors is an integer number (2406661762).

Almost surely, 2^9621061423 is an apocalyptic number.

9621061423 is a deficient number, since it is larger than the sum of its proper divisors (5585625).

9621061423 is a wasteful number, since it uses less digits than its factorization.

9621061423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5585624.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 9621061423 is about 98087.0094507932. The cubic root of 9621061423 is about 2126.8702463002.

The spelling of 9621061423 in words is "nine billion, six hundred twenty-one million, sixty-one thousand, four hundred twenty-three".