74345103541 has 2 divisors, whose sum is σ = 74345103542. Its totient is φ = 74345103540.

The previous prime is 74345103533. The next prime is 74345103563. The reversal of 74345103541 is 14530154347.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73181611441 + 1163492100 = 270521^2 + 34110^2 .

It is an emirp because it is prime and its reverse (14530154347) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74345103541 - 2³ = 74345103533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74345103541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74345103841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37172551770 + 37172551771.

It is an arithmetic number, because the mean of its divisors is an integer number (37172551771).

Almost surely, 2^74345103541 is an apocalyptic number.

It is an amenable number.

74345103541 is a deficient number, since it is larger than the sum of its proper divisors (1).

74345103541 is an equidigital number, since it uses as much as digits as its factorization.

74345103541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

Adding to 74345103541 its reverse (14530154347), we get a palindrome (88875257888).

The spelling of 74345103541 in words is "seventy-four billion, three hundred forty-five million, one hundred three thousand, five hundred forty-one".