1896960099 has 4 divisors (see below), whose sum is σ = 2529280136. Its totient is φ = 1264640064.

The previous prime is 1896960077. The next prime is 1896960101. The reversal of 1896960099 is 9900696981.

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

It is not a de Polignac number, because 1896960099 - 2⁷ = 1896959971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1896960599) 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, 316160014 + ... + 316160019.

It is an arithmetic number, because the mean of its divisors is an integer number (632320034).

Almost surely, 2^1896960099 is an apocalyptic number.

1896960099 is a deficient number, since it is larger than the sum of its proper divisors (632320037).

1896960099 is an equidigital number, since it uses as much as digits as its factorization.

1896960099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632320036.

The product of its (nonzero) digits is 1889568, while the sum is 57.

The square root of 1896960099 is about 43554.1054207293. The cubic root of 1896960099 is about 1237.9014319736.

The spelling of 1896960099 in words is "one billion, eight hundred ninety-six million, nine hundred sixty thousand, ninety-nine".