100444035145 has 4 divisors (see below), whose sum is σ = 120532842180. Its totient is φ = 80355228112.

The previous prime is 100444035127. The next prime is 100444035163. The reversal of 100444035145 is 541530444001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 541530444001 = 1583 ⋅342091247.

It is an interprime number because it is at equal distance from previous prime (100444035127) and next prime (100444035163).

It can be written as a sum of positive squares in 2 ways, for example, as 51924281161 + 48519753984 = 227869^2 + 220272^2 .

It is a cyclic number.

It is not a de Polignac number, because 100444035145 - 2⁷ = 100444035017 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10044403510 + ... + 10044403519.

It is an arithmetic number, because the mean of its divisors is an integer number (30133210545).

Almost surely, 2^100444035145 is an apocalyptic number.

It is an amenable number.

100444035145 is a deficient number, since it is larger than the sum of its proper divisors (20088807035).

100444035145 is an equidigital number, since it uses as much as digits as its factorization.

100444035145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20088807034.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 100444035145 its reverse (541530444001), we get a palindrome (641974479146).

The spelling of 100444035145 in words is "one hundred billion, four hundred forty-four million, thirty-five thousand, one hundred forty-five".