2145002134 has 16 divisors (see below), whose sum is σ = 3510968976. Its totient is φ = 974732800.

The previous prime is 2145002129. The next prime is 2145002137. The reversal of 2145002134 is 4312005412.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145002137) 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, 84174 + ... + 106654.

It is an arithmetic number, because the mean of its divisors is an integer number (219435561).

Almost surely, 2^2145002134 is an apocalyptic number.

2145002134 is a deficient number, since it is larger than the sum of its proper divisors (1365966842).

2145002134 is a wasteful number, since it uses less digits than its factorization.

2145002134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26831.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2145002134 is about 46314.1677459501. The cubic root of 2145002134 is about 1289.6620178998.

Adding to 2145002134 its reverse (4312005412), we get a palindrome (6457007546).

The spelling of 2145002134 in words is "two billion, one hundred forty-five million, two thousand, one hundred thirty-four".