3111456412 has 6 divisors (see below), whose sum is σ = 5445048728. Its totient is φ = 1555728204.

The previous prime is 3111456407. The next prime is 3111456431. The reversal of 3111456412 is 2146541113.

It is a super-2 number, since 2×3111456412² = 19362322007551827488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388932048 + ... + 388932055.

Almost surely, 2^3111456412 is an apocalyptic number.

It is an amenable number.

3111456412 is a deficient number, since it is larger than the sum of its proper divisors (2333592316).

3111456412 is a wasteful number, since it uses less digits than its factorization.

3111456412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777864107 (or 777864105 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 3111456412 is about 55780.4303676478. The cubic root of 3111456412 is about 1459.8937202927.

Adding to 3111456412 its reverse (2146541113), we get a palindrome (5257997525).

The spelling of 3111456412 in words is "three billion, one hundred eleven million, four hundred fifty-six thousand, four hundred twelve".