5961911 has 4 divisors (see below), whose sum is σ = 6023472. Its totient is φ = 5900352.

The previous prime is 5961887. The next prime is 5961919. The reversal of 5961911 is 1191695.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1191695 = 5 ⋅238339.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5961911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5961919) 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, 30635 + ... + 30828.

It is an arithmetic number, because the mean of its divisors is an integer number (1505868).

Almost surely, 2^5961911 is an apocalyptic number.

5961911 is a deficient number, since it is larger than the sum of its proper divisors (61561).

5961911 is an equidigital number, since it uses as much as digits as its factorization.

5961911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61560.

The product of its digits is 2430, while the sum is 32.

The square root of 5961911 is about 2441.7024798284. The cubic root of 5961911 is about 181.3267299384.

The spelling of 5961911 in words is "five million, nine hundred sixty-one thousand, nine hundred eleven".