1914937601 has 2 divisors, whose sum is σ = 1914937602. Its totient is φ = 1914937600.

The previous prime is 1914937597. The next prime is 1914937603. The reversal of 1914937601 is 1067394191.

It is a Cunningham number, because it is equal to 43760²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1914937600 + 1 = 43760^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 1914937601 - 2² = 1914937597 is a prime.

Together with 1914937603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1914937603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 957468800 + 957468801.

It is an arithmetic number, because the mean of its divisors is an integer number (957468801).

Almost surely, 2^1914937601 is an apocalyptic number.

It is an amenable number.

1914937601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1914937601 is an equidigital number, since it uses as much as digits as its factorization.

1914937601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 1914937601 is about 43760.0000114260. Note that the first 4 decimals coincide. The cubic root of 1914937601 is about 1241.7996762717.

The spelling of 1914937601 in words is "one billion, nine hundred fourteen million, nine hundred thirty-seven thousand, six hundred one".