105415257773387 has 4 divisors (see below), whose sum is σ = 105429394197336. Its totient is φ = 105401121349440.

The previous prime is 105415257773249. The next prime is 105415257773393. The reversal of 105415257773387 is 783377752514501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105415257773387 - 2⁸ = 105415257773131 is a prime.

It is a super-2 number, since 2×105415257773387² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105415247773387) 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, 7068200789 + ... + 7068215702.

It is an arithmetic number, because the mean of its divisors is an integer number (26357348549334).

Almost surely, 2^{105415257773387} is an apocalyptic number.

105415257773387 is a deficient number, since it is larger than the sum of its proper divisors (14136423949).

105415257773387 is an equidigital number, since it uses as much as digits as its factorization.

105415257773387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14136423948.

The product of its (nonzero) digits is 172872000, while the sum is 65.

The spelling of 105415257773387 in words is "one hundred five trillion, four hundred fifteen billion, two hundred fifty-seven million, seven hundred seventy-three thousand, three hundred eighty-seven".