1671611002 has 8 divisors (see below), whose sum is σ = 2507721300. Its totient is φ = 835703904.

The previous prime is 1671610981. The next prime is 1671611027. The reversal of 1671611002 is 2001161761.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1654130241 + 17480761 = 40671^2 + 4181^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28227 + ... + 64342.

Almost surely, 2^1671611002 is an apocalyptic number.

1671611002 is a deficient number, since it is larger than the sum of its proper divisors (836110298).

1671611002 is an equidigital number, since it uses as much as digits as its factorization.

1671611002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101600.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 1671611002 is about 40885.3396952991. The cubic root of 1671611002 is about 1186.8023755742.

Adding to 1671611002 its reverse (2001161761), we get a palindrome (3672772763).

The spelling of 1671611002 in words is "one billion, six hundred seventy-one million, six hundred eleven thousand, two".