1938801083 has 2 divisors, whose sum is σ = 1938801084. Its totient is φ = 1938801082.

The previous prime is 1938801079. The next prime is 1938801107. The reversal of 1938801083 is 3801088391.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1938801083 - 2² = 1938801079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1938801083.

It is not a weakly prime, because it can be changed into another prime (1938801013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969400541 + 969400542.

It is an arithmetic number, because the mean of its divisors is an integer number (969400542).

Almost surely, 2^1938801083 is an apocalyptic number.

1938801083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1938801083 is an equidigital number, since it uses as much as digits as its factorization.

1938801083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 1938801083 is about 44031.8189835487. The cubic root of 1938801083 is about 1246.9367302750.

The spelling of 1938801083 in words is "one billion, nine hundred thirty-eight million, eight hundred one thousand, eighty-three".