613545103651 has 2 divisors, whose sum is σ = 613545103652. Its totient is φ = 613545103650.

The previous prime is 613545103649. The next prime is 613545103681. The reversal of 613545103651 is 156301545316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 613545103651 - 2¹ = 613545103649 is a prime.

Together with 613545103649, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (613545103681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306772551825 + 306772551826.

It is an arithmetic number, because the mean of its divisors is an integer number (306772551826).

Almost surely, 2^613545103651 is an apocalyptic number.

613545103651 is a deficient number, since it is larger than the sum of its proper divisors (1).

613545103651 is an equidigital number, since it uses as much as digits as its factorization.

613545103651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 40.

Adding to 613545103651 its reverse (156301545316), we get a palindrome (769846648967).

The spelling of 613545103651 in words is "six hundred thirteen billion, five hundred forty-five million, one hundred three thousand, six hundred fifty-one".