654127412 has 12 divisors (see below), whose sum is σ = 1146541536. Its totient is φ = 326544120.

The previous prime is 654127387. The next prime is 654127511. The reversal of 654127412 is 214721456.

It is a super-2 number, since 2×654127412² = 855765342259635488, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127058 + ... + 132105.

It is an arithmetic number, because the mean of its divisors is an integer number (95545128).

Almost surely, 2^654127412 is an apocalyptic number.

It is an amenable number.

654127412 is a deficient number, since it is larger than the sum of its proper divisors (492414124).

654127412 is a wasteful number, since it uses less digits than its factorization.

654127412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259798 (or 259796 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 654127412 is about 25575.9146855005. The cubic root of 654127412 is about 868.0687384951.

Adding to 654127412 its reverse (214721456), we get a palindrome (868848868).

The spelling of 654127412 in words is "six hundred fifty-four million, one hundred twenty-seven thousand, four hundred twelve".