9134142120 has 64 divisors (see below), whose sum is σ = 30447144000. Its totient is φ = 2435770944.

The previous prime is 9134142107. The next prime is 9134142131. The reversal of 9134142120 is 212414319.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4227690 + ... + 4229849.

It is an arithmetic number, because the mean of its divisors is an integer number (475736625).

Almost surely, 2^9134142120 is an apocalyptic number.

9134142120 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9134142120 is an abundant number, since it is smaller than the sum of its proper divisors (21313001880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9134142120 is a wasteful number, since it uses less digits than its factorization.

9134142120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8457559 (or 8457549 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 9134142120 is about 95572.7059363708. The cubic root of 9134142120 is about 2090.3672286500.

Adding to 9134142120 its reverse (212414319), we get a palindrome (9346556439).

The spelling of 9134142120 in words is "nine billion, one hundred thirty-four million, one hundred forty-two thousand, one hundred twenty".