1359665945 has 8 divisors (see below), whose sum is σ = 1779926400. Its totient is φ = 988847920.

The previous prime is 1359665917. The next prime is 1359666029. The reversal of 1359665945 is 5495669531.

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

It is not a de Polignac number, because 1359665945 - 2⁸ = 1359665689 is a prime.

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, 12360545 + ... + 12360654.

It is an arithmetic number, because the mean of its divisors is an integer number (222490800).

Almost surely, 2^1359665945 is an apocalyptic number.

It is an amenable number.

1359665945 is a deficient number, since it is larger than the sum of its proper divisors (420260455).

1359665945 is a wasteful number, since it uses less digits than its factorization.

1359665945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24721215.

The product of its digits is 4374000, while the sum is 53.

The square root of 1359665945 is about 36873.6483820085. The cubic root of 1359665945 is about 1107.8409306609.

The spelling of 1359665945 in words is "one billion, three hundred fifty-nine million, six hundred sixty-five thousand, nine hundred forty-five".