1900914089999 has 2 divisors, whose sum is σ = 1900914090000. Its totient is φ = 1900914089998.

The previous prime is 1900914089989. The next prime is 1900914090007. The reversal of 1900914089999 is 9999804190091.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1900914089999 is a prime.

It is a super-2 number, since 2×1900914089999² (a number of 25 digits) contains 22 as substring.

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 (1900914089929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 950457044999 + 950457045000.

It is an arithmetic number, because the mean of its divisors is an integer number (950457045000).

Almost surely, 2^{1900914089999} is an apocalyptic number.

1900914089999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1900914089999 is an equidigital number, since it uses as much as digits as its factorization.

1900914089999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17006112, while the sum is 68.

The spelling of 1900914089999 in words is "one trillion, nine hundred billion, nine hundred fourteen million, eighty-nine thousand, nine hundred ninety-nine".