2145141004 has 6 divisors (see below), whose sum is σ = 3753996764. Its totient is φ = 1072570500.

The previous prime is 2145140999. The next prime is 2145141071. The reversal of 2145141004 is 4001415412.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268142622 + ... + 268142629.

Almost surely, 2^2145141004 is an apocalyptic number.

It is an amenable number.

2145141004 is a deficient number, since it is larger than the sum of its proper divisors (1608855760).

2145141004 is a wasteful number, since it uses less digits than its factorization.

2145141004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536285255 (or 536285253 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 2145141004 is about 46315.6669389527. Note that the first 3 decimals coincide. The cubic root of 2145141004 is about 1289.6898487190.

Adding to 2145141004 its reverse (4001415412), we get a palindrome (6146556416).

The spelling of 2145141004 in words is "two billion, one hundred forty-five million, one hundred forty-one thousand, four".