1671677011 has 4 divisors (see below), whose sum is σ = 1676494872. Its totient is φ = 1666859152.

The previous prime is 1671677003. The next prime is 1671677039. The reversal of 1671677011 is 1107761761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1671677011 - 2³ = 1671677003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1671677071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2408410 + ... + 2409103.

It is an arithmetic number, because the mean of its divisors is an integer number (419123718).

Almost surely, 2^1671677011 is an apocalyptic number.

1671677011 is a deficient number, since it is larger than the sum of its proper divisors (4817861).

1671677011 is an equidigital number, since it uses as much as digits as its factorization.

1671677011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817860.

The product of its (nonzero) digits is 12348, while the sum is 37.

The square root of 1671677011 is about 40886.1469326715. The cubic root of 1671677011 is about 1186.8179969532.

The spelling of 1671677011 in words is "one billion, six hundred seventy-one million, six hundred seventy-seven thousand, eleven".