2134522140 has 48 divisors (see below), whose sum is σ = 6009712800. Its totient is φ = 566058240.

The previous prime is 2134522139. The next prime is 2134522141. The reversal of 2134522140 is 412254312.

It is an interprime number because it is at equal distance from previous prime (2134522139) and next prime (2134522141).

It is a self number, because there is not a number n which added to its sum of digits gives 2134522140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134522141) 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, 87415 + ... + 109134.

It is an arithmetic number, because the mean of its divisors is an integer number (125202350).

Almost surely, 2^2134522140 is an apocalyptic number.

2134522140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2134522140 is an abundant number, since it is smaller than the sum of its proper divisors (3875190660).

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

2134522140 is a wasteful number, since it uses less digits than its factorization.

2134522140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196742 (or 196740 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2134522140 is about 46200.8889524866. Note that the first 3 decimals coincide. The cubic root of 2134522140 is about 1287.5582559495.

Adding to 2134522140 its reverse (412254312), we get a palindrome (2546776452).

The spelling of 2134522140 in words is "two billion, one hundred thirty-four million, five hundred twenty-two thousand, one hundred forty".