103255778533 has 2 divisors, whose sum is σ = 103255778534. Its totient is φ = 103255778532.

The previous prime is 103255778501. The next prime is 103255778551. The reversal of 103255778533 is 335877552301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103158519489 + 97259044 = 321183^2 + 9862^2 .

It is a cyclic number.

It is not a de Polignac number, because 103255778533 - 2⁵ = 103255778501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103255778033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51627889266 + 51627889267.

It is an arithmetic number, because the mean of its divisors is an integer number (51627889267).

Almost surely, 2^103255778533 is an apocalyptic number.

It is an amenable number.

103255778533 is a deficient number, since it is larger than the sum of its proper divisors (1).

103255778533 is an equidigital number, since it uses as much as digits as its factorization.

103255778533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646000, while the sum is 49.

The spelling of 103255778533 in words is "one hundred three billion, two hundred fifty-five million, seven hundred seventy-eight thousand, five hundred thirty-three".