2140121134 has 4 divisors (see below), whose sum is σ = 3210181704. Its totient is φ = 1070060566.

The previous prime is 2140121117. The next prime is 2140121153. The reversal of 2140121134 is 4311210412.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535030282 + ... + 535030285.

It is an arithmetic number, because the mean of its divisors is an integer number (802545426).

Almost surely, 2^2140121134 is an apocalyptic number.

2140121134 is a deficient number, since it is larger than the sum of its proper divisors (1070060570).

2140121134 is a wasteful number, since it uses less digits than its factorization.

2140121134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070060569.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2140121134 is about 46261.4432762317. The cubic root of 2140121134 is about 1288.6830567855.

Adding to 2140121134 its reverse (4311210412), we get a palindrome (6451331546).

The spelling of 2140121134 in words is "two billion, one hundred forty million, one hundred twenty-one thousand, one hundred thirty-four".