1995860423 has 2 divisors, whose sum is σ = 1995860424. Its totient is φ = 1995860422.

The previous prime is 1995860411. The next prime is 1995860429. The reversal of 1995860423 is 3240685991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1995860423 - 2¹⁰ = 1995859399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1995860429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997930211 + 997930212.

It is an arithmetic number, because the mean of its divisors is an integer number (997930212).

Almost surely, 2^1995860423 is an apocalyptic number.

1995860423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1995860423 is an equidigital number, since it uses as much as digits as its factorization.

1995860423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 1995860423 is about 44675.0536989045. The cubic root of 1995860423 is about 1259.0511927785.

The spelling of 1995860423 in words is "one billion, nine hundred ninety-five million, eight hundred sixty thousand, four hundred twenty-three".