1913414441 has 2 divisors, whose sum is σ = 1913414442. Its totient is φ = 1913414440.

The previous prime is 1913414431. The next prime is 1913414453. The reversal of 1913414441 is 1444143191.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1607689216 + 305725225 = 40096^2 + 17485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1913414441 is a prime.

It is a super-2 number, since 2×1913414441² = 7322309646054684962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1913414398 and 1913414407.

It is not a weakly prime, because it can be changed into another prime (1913414401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 956707220 + 956707221.

It is an arithmetic number, because the mean of its divisors is an integer number (956707221).

It is a self-describing number.

Almost surely, 2^1913414441 is an apocalyptic number.

It is an amenable number.

1913414441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1913414441 is an equidigital number, since it uses as much as digits as its factorization.

1913414441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 1913414441 is about 43742.5929844128. The cubic root of 1913414441 is about 1241.4703424228.

The spelling of 1913414441 in words is "one billion, nine hundred thirteen million, four hundred fourteen thousand, four hundred forty-one".