9145934645 has 8 divisors (see below), whose sum is σ = 11058901920. Its totient is φ = 7260894160.

The previous prime is 9145934641. The next prime is 9145934663. The reversal of 9145934645 is 5464395419.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9145934645 - 2² = 9145934641 is a prime.

It is a super-2 number, since 2×9145934645² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9145934593 and 9145934602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9145934641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6980975 + ... + 6982284.

It is an arithmetic number, because the mean of its divisors is an integer number (1382362740).

Almost surely, 2^9145934645 is an apocalyptic number.

It is an amenable number.

9145934645 is a deficient number, since it is larger than the sum of its proper divisors (1912967275).

9145934645 is a wasteful number, since it uses less digits than its factorization.

9145934645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13963395.

The product of its digits is 2332800, while the sum is 50.

The square root of 9145934645 is about 95634.3800366793. The cubic root of 9145934645 is about 2091.2664230041.

The spelling of 9145934645 in words is "nine billion, one hundred forty-five million, nine hundred thirty-four thousand, six hundred forty-five".