9145959641 has 16 divisors (see below), whose sum is σ = 11258811648. Its totient is φ = 7234920000.

The previous prime is 9145959631. The next prime is 9145959649. The reversal of 9145959641 is 1469595419.

It is not a de Polignac number, because 9145959641 - 2³⁰ = 8072217817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9145959649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 895916 + ... + 906066.

It is an arithmetic number, because the mean of its divisors is an integer number (703675728).

Almost surely, 2^9145959641 is an apocalyptic number.

9145959641 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

It is an amenable number.

9145959641 is a deficient number, since it is larger than the sum of its proper divisors (2112852007).

9145959641 is a wasteful number, since it uses less digits than its factorization.

9145959641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20072.

The product of its digits is 1749600, while the sum is 53.

The square root of 9145959641 is about 95634.5107218100. The cubic root of 9145959641 is about 2091.2683281583.

The spelling of 9145959641 in words is "nine billion, one hundred forty-five million, nine hundred fifty-nine thousand, six hundred forty-one".