1659915052 has 6 divisors (see below), whose sum is σ = 2904851348. Its totient is φ = 829957524.

The previous prime is 1659915043. The next prime is 1659915073. The reversal of 1659915052 is 2505199561.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207489378 + ... + 207489385.

Almost surely, 2^1659915052 is an apocalyptic number.

It is an amenable number.

1659915052 is a deficient number, since it is larger than the sum of its proper divisors (1244936296).

1659915052 is a wasteful number, since it uses less digits than its factorization.

1659915052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414978767 (or 414978765 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 43.

The square root of 1659915052 is about 40742.0550782604. The cubic root of 1659915052 is about 1184.0279499048.

The spelling of 1659915052 in words is "one billion, six hundred fifty-nine million, nine hundred fifteen thousand, fifty-two".