100545275069 has 2 divisors, whose sum is σ = 100545275070. Its totient is φ = 100545275068.

The previous prime is 100545275063. The next prime is 100545275071. The reversal of 100545275069 is 960572545001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83131305625 + 17413969444 = 288325^2 + 131962^2 .

It is a cyclic number.

It is not a de Polignac number, because 100545275069 - 2⁸ = 100545274813 is a prime.

It is a super-2 number, since 2×100545275069² (a number of 23 digits) contains 22 as substring.

Together with 100545275071, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100545275063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50272637534 + 50272637535.

It is an arithmetic number, because the mean of its divisors is an integer number (50272637535).

Almost surely, 2^100545275069 is an apocalyptic number.

It is an amenable number.

100545275069 is a deficient number, since it is larger than the sum of its proper divisors (1).

100545275069 is an equidigital number, since it uses as much as digits as its factorization.

100545275069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 100545275069 in words is "one hundred billion, five hundred forty-five million, two hundred seventy-five thousand, sixty-nine".