655412347 has 16 divisors (see below), whose sum is σ = 702535680. Its totient is φ = 609928000.

The previous prime is 655412341. The next prime is 655412411. The reversal of 655412347 is 743214556.

655412347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-655412347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (655412341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450972 + ... + 452422.

It is an arithmetic number, because the mean of its divisors is an integer number (43908480).

Almost surely, 2^655412347 is an apocalyptic number.

655412347 is a deficient number, since it is larger than the sum of its proper divisors (47123333).

655412347 is a wasteful number, since it uses less digits than its factorization.

655412347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994.

The product of its digits is 100800, while the sum is 37.

The square root of 655412347 is about 25601.0223819284. The cubic root of 655412347 is about 868.6367635858.

The spelling of 655412347 in words is "six hundred fifty-five million, four hundred twelve thousand, three hundred forty-seven".