103331381653 has 2 divisors, whose sum is σ = 103331381654. Its totient is φ = 103331381652.

The previous prime is 103331381599. The next prime is 103331381677. The reversal of 103331381653 is 356183133301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73415528209 + 29915853444 = 270953^2 + 172962^2 .

It is a cyclic number.

It is not a de Polignac number, because 103331381653 - 2⁹ = 103331381141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103331381693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51665690826 + 51665690827.

It is an arithmetic number, because the mean of its divisors is an integer number (51665690827).

Almost surely, 2^103331381653 is an apocalyptic number.

It is an amenable number.

103331381653 is a deficient number, since it is larger than the sum of its proper divisors (1).

103331381653 is an equidigital number, since it uses as much as digits as its factorization.

103331381653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 103331381653 in words is "one hundred three billion, three hundred thirty-one million, three hundred eighty-one thousand, six hundred fifty-three".