1660252102 has 32 divisors (see below), whose sum is σ = 2689251840. Its totient is φ = 766772160.

The previous prime is 1660252093. The next prime is 1660252103. The reversal of 1660252102 is 2012520661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1660252103) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 171327 + ... + 180757.

It is an arithmetic number, because the mean of its divisors is an integer number (84039120).

Almost surely, 2^1660252102 is an apocalyptic number.

1660252102 is a deficient number, since it is larger than the sum of its proper divisors (1028999738).

1660252102 is a wasteful number, since it uses less digits than its factorization.

1660252102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1660252102 is about 40746.1912575887. The cubic root of 1660252102 is about 1184.1080844498.

Adding to 1660252102 its reverse (2012520661), we get a palindrome (3672772763).

The spelling of 1660252102 in words is "one billion, six hundred sixty million, two hundred fifty-two thousand, one hundred two".