1660507132 has 6 divisors (see below), whose sum is σ = 2905887488. Its totient is φ = 830253564.

The previous prime is 1660507117. The next prime is 1660507153. The reversal of 1660507132 is 2317050661.

It is a junction number, because it is equal to n+sod(n) for n = 1660507094 and 1660507103.

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, 207563388 + ... + 207563395.

Almost surely, 2^1660507132 is an apocalyptic number.

It is an amenable number.

1660507132 is a deficient number, since it is larger than the sum of its proper divisors (1245380356).

1660507132 is a wasteful number, since it uses less digits than its factorization.

1660507132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415126787 (or 415126785 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 1660507132 is about 40749.3206323737. The cubic root of 1660507132 is about 1184.1687113115.

Adding to 1660507132 its reverse (2317050661), we get a palindrome (3977557793).

The spelling of 1660507132 in words is "one billion, six hundred sixty million, five hundred seven thousand, one hundred thirty-two".