35515223543 has 2 divisors, whose sum is σ = 35515223544. Its totient is φ = 35515223542.

The previous prime is 35515223449. The next prime is 35515223581. The reversal of 35515223543 is 34532251553.

It is an a-pointer prime, because the next prime (35515223581) can be obtained adding 35515223543 to its sum of digits (38).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 35515223543 - 2⁸ = 35515223287 is a prime.

It is a super-2 number, since 2×35515223543² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 35515223497 and 35515223506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35515229543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17757611771 + 17757611772.

It is an arithmetic number, because the mean of its divisors is an integer number (17757611772).

Almost surely, 2^35515223543 is an apocalyptic number.

35515223543 is a deficient number, since it is larger than the sum of its proper divisors (1).

35515223543 is an equidigital number, since it uses as much as digits as its factorization.

35515223543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 270000, while the sum is 38.

The spelling of 35515223543 in words is "thirty-five billion, five hundred fifteen million, two hundred twenty-three thousand, five hundred forty-three".