1916481341 has 16 divisors (see below), whose sum is σ = 2077627200. Its totient is φ = 1761637248.

The previous prime is 1916481331. The next prime is 1916481389. The reversal of 1916481341 is 1431846191.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1916481341 - 2²² = 1912287037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1916481295 and 1916481304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1916481311) 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 in 15 ways as a sum of consecutive naturals, for example, 262841 + ... + 270033.

It is an arithmetic number, because the mean of its divisors is an integer number (129851700).

Almost surely, 2^1916481341 is an apocalyptic number.

It is an amenable number.

1916481341 is a deficient number, since it is larger than the sum of its proper divisors (161145859).

1916481341 is a wasteful number, since it uses less digits than its factorization.

1916481341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7628.

The product of its digits is 20736, while the sum is 38.

The square root of 1916481341 is about 43777.6351691135. The cubic root of 1916481341 is about 1242.1332817329.

The spelling of 1916481341 in words is "one billion, nine hundred sixteen million, four hundred eighty-one thousand, three hundred forty-one".