1996856707 has 2 divisors, whose sum is σ = 1996856708. Its totient is φ = 1996856706.

The previous prime is 1996856681. The next prime is 1996856717. The reversal of 1996856707 is 7076586991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1996856707 - 2²³ = 1988468099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1996856717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 998428353 + 998428354.

It is an arithmetic number, because the mean of its divisors is an integer number (998428354).

Almost surely, 2^1996856707 is an apocalyptic number.

1996856707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1996856707 is an equidigital number, since it uses as much as digits as its factorization.

1996856707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5715360, while the sum is 58.

The square root of 1996856707 is about 44686.2026469021. The cubic root of 1996856707 is about 1259.2606536347.

The spelling of 1996856707 in words is "one billion, nine hundred ninety-six million, eight hundred fifty-six thousand, seven hundred seven".