3512413561 has 12 divisors (see below), whose sum is σ = 3688709220. Its totient is φ = 3340555680.

The previous prime is 3512413517. The next prime is 3512413579. The reversal of 3512413561 is 1653142153.

It can be written as a sum of positive squares in 2 ways, for example, as 1034265600 + 2478147961 = 32160^2 + 49781^2 .

It is not a de Polignac number, because 3512413561 - 2⁹ = 3512413049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3512413661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116691 + ... + 143671.

It is an arithmetic number, because the mean of its divisors is an integer number (307392435).

Almost surely, 2^3512413561 is an apocalyptic number.

It is an amenable number.

3512413561 is a deficient number, since it is larger than the sum of its proper divisors (176295659).

3512413561 is an equidigital number, since it uses as much as digits as its factorization.

3512413561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27144 (or 27077 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 3512413561 is about 59265.6187093326. The cubic root of 3512413561 is about 1520.0873623899.

The spelling of 3512413561 in words is "three billion, five hundred twelve million, four hundred thirteen thousand, five hundred sixty-one".