4105469639 has 4 divisors (see below), whose sum is σ = 4105722024. Its totient is φ = 4105217256.

The previous prime is 4105469611. The next prime is 4105469657. The reversal of 4105469639 is 9369645014.

It is a happy number.

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 4105469639 - 2²⁸ = 3837034183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4105469593 and 4105469602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4105469609) 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, 99977 + ... + 134930.

It is an arithmetic number, because the mean of its divisors is an integer number (1026430506).

Almost surely, 2^4105469639 is an apocalyptic number.

4105469639 is a deficient number, since it is larger than the sum of its proper divisors (252385).

4105469639 is a wasteful number, since it uses less digits than its factorization.

4105469639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252384.

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 4105469639 is about 64073.9388441198. The cubic root of 4105469639 is about 1601.2320769095.

The spelling of 4105469639 in words is "four billion, one hundred five million, four hundred sixty-nine thousand, six hundred thirty-nine".