412505561 has 32 divisors (see below), whose sum is σ = 511257600. Its totient is φ = 328458240.

The previous prime is 412505557. The next prime is 412505573. The reversal of 412505561 is 165505214.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 412505561 - 2² = 412505557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412505501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128585 + ... + 131753.

It is an arithmetic number, because the mean of its divisors is an integer number (15976800).

Almost surely, 2^412505561 is an apocalyptic number.

It is an amenable number.

412505561 is a deficient number, since it is larger than the sum of its proper divisors (98752039).

412505561 is a wasteful number, since it uses less digits than its factorization.

412505561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 412505561 is about 20310.2329134848. The cubic root of 412505561 is about 744.4061216125.

The spelling of 412505561 in words is "four hundred twelve million, five hundred five thousand, five hundred sixty-one".