103917078653 has 2 divisors, whose sum is σ = 103917078654. Its totient is φ = 103917078652.

The previous prime is 103917078623. The next prime is 103917078673. The reversal of 103917078653 is 356870719301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75107787364 + 28809291289 = 274058^2 + 169733^2 .

It is a cyclic number.

It is not a de Polignac number, because 103917078653 - 2¹² = 103917074557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103917078623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51958539326 + 51958539327.

It is an arithmetic number, because the mean of its divisors is an integer number (51958539327).

Almost surely, 2^103917078653 is an apocalyptic number.

It is an amenable number.

103917078653 is a deficient number, since it is larger than the sum of its proper divisors (1).

103917078653 is an equidigital number, since it uses as much as digits as its factorization.

103917078653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 103917078653 in words is "one hundred three billion, nine hundred seventeen million, seventy-eight thousand, six hundred fifty-three".