105401161239 has 8 divisors (see below), whose sum is σ = 153310780032. Its totient is φ = 63879491640.

The previous prime is 105401161223. The next prime is 105401161303. The reversal of 105401161239 is 932161104501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105401161239 - 2⁴ = 105401161223 is a prime.

It is a super-2 number, since 2×105401161239² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 3193974583 = 105401161239 / (1 + 0 + 5 + 4 + 0 + 1 + 1 + 6 + 1 + 2 + 3 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105401161039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1596987259 + ... + 1596987324.

It is an arithmetic number, because the mean of its divisors is an integer number (19163847504).

Almost surely, 2^105401161239 is an apocalyptic number.

105401161239 is a deficient number, since it is larger than the sum of its proper divisors (47909618793).

105401161239 is a wasteful number, since it uses less digits than its factorization.

105401161239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3193974597.

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 105401161239 in words is "one hundred five billion, four hundred one million, one hundred sixty-one thousand, two hundred thirty-nine".