1671143051 has 2 divisors, whose sum is σ = 1671143052. Its totient is φ = 1671143050.

The previous prime is 1671143029. The next prime is 1671143059. The reversal of 1671143051 is 1503411761.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1503411761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1671143051 - 2⁶ = 1671142987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1671143059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835571525 + 835571526.

It is an arithmetic number, because the mean of its divisors is an integer number (835571526).

Almost surely, 2^1671143051 is an apocalyptic number.

1671143051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1671143051 is an equidigital number, since it uses as much as digits as its factorization.

1671143051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 1671143051 is about 40879.6165710981. The cubic root of 1671143051 is about 1186.6916207019.

The spelling of 1671143051 in words is "one billion, six hundred seventy-one million, one hundred forty-three thousand, fifty-one".