102441400401309 has 4 divisors (see below), whose sum is σ = 136588533868416. Its totient is φ = 68294266934204.

The previous prime is 102441400401259. The next prime is 102441400401343. The reversal of 102441400401309 is 903104004144201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102441400401309 - 2¹² = 102441400397213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102441400401309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102441400401209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17073566733549 + ... + 17073566733554.

It is an arithmetic number, because the mean of its divisors is an integer number (34147133467104).

Almost surely, 2^{102441400401309} is an apocalyptic number.

It is an amenable number.

102441400401309 is a deficient number, since it is larger than the sum of its proper divisors (34147133467107).

102441400401309 is an equidigital number, since it uses as much as digits as its factorization.

102441400401309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34147133467106.

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 102441400401309 in words is "one hundred two trillion, four hundred forty-one billion, four hundred million, four hundred one thousand, three hundred nine".