1383719025541 has 2 divisors, whose sum is σ = 1383719025542. Its totient is φ = 1383719025540.

The previous prime is 1383719025529. The next prime is 1383719025547. The reversal of 1383719025541 is 1455209173831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1207427368900 + 176291656641 = 1098830^2 + 419871^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1383719025541 is a prime.

It is a super-2 number, since 2×1383719025541² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1383719025547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691859512770 + 691859512771.

It is an arithmetic number, because the mean of its divisors is an integer number (691859512771).

Almost surely, 2^{1383719025541} is an apocalyptic number.

It is an amenable number.

1383719025541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1383719025541 is an equidigital number, since it uses as much as digits as its factorization.

1383719025541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 1383719025541 in words is "one trillion, three hundred eighty-three billion, seven hundred nineteen million, twenty-five thousand, five hundred forty-one".