2145154150 has 96 divisors (see below), whose sum is σ = 4310438400. Its totient is φ = 791856000.

The previous prime is 2145154111. The next prime is 2145154183. The reversal of 2145154150 is 514515412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7579909 + ... + 7580191.

It is an arithmetic number, because the mean of its divisors is an integer number (44900400).

Almost surely, 2^2145154150 is an apocalyptic number.

2145154150 is an abundant number, since it is smaller than the sum of its proper divisors (2165284250).

2145154150 is a wasteful number, since it uses less digits than its factorization.

2145154150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 2145154150 is about 46315.8088561562. The cubic root of 2145154150 is about 1289.6924832355.

Adding to 2145154150 its reverse (514515412), we get a palindrome (2659669562).

The spelling of 2145154150 in words is "two billion, one hundred forty-five million, one hundred fifty-four thousand, one hundred fifty".