1145414043541 has 2 divisors, whose sum is σ = 1145414043542. Its totient is φ = 1145414043540.

The previous prime is 1145414043539. The next prime is 1145414043629. The reversal of 1145414043541 is 1453404145411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1108238347441 + 37175696100 = 1052729^2 + 192810^2 .

It is a cyclic number.

It is not a de Polignac number, because 1145414043541 - 2¹ = 1145414043539 is a prime.

It is a super-2 number, since 2×1145414043541² (a number of 25 digits) contains 22 as substring.

Together with 1145414043539, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1145414043541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1145414043341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572707021770 + 572707021771.

It is an arithmetic number, because the mean of its divisors is an integer number (572707021771).

Almost surely, 2^{1145414043541} is an apocalyptic number.

It is an amenable number.

1145414043541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145414043541 is an equidigital number, since it uses as much as digits as its factorization.

1145414043541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76800, while the sum is 37.

Adding to 1145414043541 its reverse (1453404145411), we get a palindrome (2598818188952).

The spelling of 1145414043541 in words is "one trillion, one hundred forty-five billion, four hundred fourteen million, forty-three thousand, five hundred forty-one".