6511412 has 6 divisors (see below), whose sum is σ = 11394978. Its totient is φ = 3255704.

The previous prime is 6511411. The next prime is 6511469. The reversal of 6511412 is 2141156.

It can be written as a sum of positive squares in only one way, i.e., 4857616 + 1653796 = 2204^2 + 1286^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6511411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813923 + ... + 813930.

It is an arithmetic number, because the mean of its divisors is an integer number (1899163).

Almost surely, 2^6511412 is an apocalyptic number.

It is an amenable number.

6511412 is a deficient number, since it is larger than the sum of its proper divisors (4883566).

6511412 is a wasteful number, since it uses less digits than its factorization.

6511412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627857 (or 1627855 counting only the distinct ones).

The product of its digits is 240, while the sum is 20.

The square root of 6511412 is about 2551.7468526482. The cubic root of 6511412 is about 186.7347130036.

Adding to 6511412 its reverse (2141156), we get a palindrome (8652568).

The spelling of 6511412 in words is "six million, five hundred eleven thousand, four hundred twelve".