5405344379 has 4 divisors (see below), whose sum is σ = 5640359376. Its totient is φ = 5170329384.

The previous prime is 5405344339. The next prime is 5405344397. The reversal of 5405344379 is 9734435045.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5405344379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5405344309) 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, 117507464 + ... + 117507509.

It is an arithmetic number, because the mean of its divisors is an integer number (1410089844).

Almost surely, 2^5405344379 is an apocalyptic number.

5405344379 is a deficient number, since it is larger than the sum of its proper divisors (235014997).

5405344379 is a wasteful number, since it uses less digits than its factorization.

5405344379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235014996.

The product of its (nonzero) digits is 907200, while the sum is 44.

The square root of 5405344379 is about 73521.0471837827. The cubic root of 5405344379 is about 1754.9892320560.

The spelling of 5405344379 in words is "five billion, four hundred five million, three hundred forty-four thousand, three hundred seventy-nine".