3215641045 has 8 divisors (see below), whose sum is σ = 3876074496. Its totient is φ = 2560976016.

The previous prime is 3215641031. The next prime is 3215641087. The reversal of 3215641045 is 5401465123.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3215641045 - 2⁷ = 3215640917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3215640998 and 3215641016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440877 + ... + 1443106.

It is an arithmetic number, because the mean of its divisors is an integer number (484509312).

Almost surely, 2^3215641045 is an apocalyptic number.

It is an amenable number.

3215641045 is a deficient number, since it is larger than the sum of its proper divisors (660433451).

3215641045 is a wasteful number, since it uses less digits than its factorization.

3215641045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884211.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 3215641045 is about 56706.6225850209. The cubic root of 3215641045 is about 1476.0096192177.

The spelling of 3215641045 in words is "three billion, two hundred fifteen million, six hundred forty-one thousand, forty-five".