1356632345 has 8 divisors (see below), whose sum is σ = 1698739776. Its totient is φ = 1038118576.

The previous prime is 1356632311. The next prime is 1356632353. The reversal of 1356632345 is 5432366531.

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 1356632345 - 2¹² = 1356628249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1356632299 and 1356632308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5898287 + ... + 5898516.

It is an arithmetic number, because the mean of its divisors is an integer number (212342472).

Almost surely, 2^1356632345 is an apocalyptic number.

It is an amenable number.

1356632345 is a deficient number, since it is larger than the sum of its proper divisors (342107431).

1356632345 is a wasteful number, since it uses less digits than its factorization.

1356632345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11796831.

The product of its digits is 194400, while the sum is 38.

The square root of 1356632345 is about 36832.4903448029. The cubic root of 1356632345 is about 1107.0164024524.

Adding to 1356632345 its reverse (5432366531), we get a palindrome (6788998876).

The spelling of 1356632345 in words is "one billion, three hundred fifty-six million, six hundred thirty-two thousand, three hundred forty-five".