5991953 has 4 divisors (see below), whose sum is σ = 6536688. Its totient is φ = 5447220.

The previous prime is 5991949. The next prime is 5991961. The reversal of 5991953 is 3591995.

5991953 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5991953 - 2² = 5991949 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5991953.

It is not an unprimeable number, because it can be changed into a prime (5991943) 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, 272351 + ... + 272372.

It is an arithmetic number, because the mean of its divisors is an integer number (1634172).

Almost surely, 2^5991953 is an apocalyptic number.

It is an amenable number.

5991953 is a deficient number, since it is larger than the sum of its proper divisors (544735).

5991953 is a wasteful number, since it uses less digits than its factorization.

5991953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544734.

The product of its digits is 54675, while the sum is 41.

The square root of 5991953 is about 2447.8466046711. The cubic root of 5991953 is about 181.6307875538.

It can be divided in two parts, 599 and 1953, that added together give a palindrome (2552).

The spelling of 5991953 in words is "five million, nine hundred ninety-one thousand, nine hundred fifty-three".