1662132003 has 16 divisors (see below), whose sum is σ = 2537337600. Its totient is φ = 948077856.

The previous prime is 1662131983. The next prime is 1662132067. The reversal of 1662132003 is 3002312661.

It is a happy number.

It is not a de Polignac number, because 1662132003 - 2⁵ = 1662131971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1662132503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59353 + ... + 82746.

It is an arithmetic number, because the mean of its divisors is an integer number (158583600).

Almost surely, 2^1662132003 is an apocalyptic number.

1662132003 is a deficient number, since it is larger than the sum of its proper divisors (875205597).

1662132003 is a wasteful number, since it uses less digits than its factorization.

1662132003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142666.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1662132003 is about 40769.2531572507. The cubic root of 1662132003 is about 1184.5548371507.

Adding to 1662132003 its reverse (3002312661), we get a palindrome (4664444664).

The spelling of 1662132003 in words is "one billion, six hundred sixty-two million, one hundred thirty-two thousand, three".