1352961345 has 8 divisors (see below), whose sum is σ = 2164738176. Its totient is φ = 721579376.

The previous prime is 1352961343. The next prime is 1352961409. The reversal of 1352961345 is 5431692531.

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 1352961345 - 2¹ = 1352961343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1352961343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45098697 + ... + 45098726.

It is an arithmetic number, because the mean of its divisors is an integer number (270592272).

Almost surely, 2^1352961345 is an apocalyptic number.

1352961345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1352961345 is a deficient number, since it is larger than the sum of its proper divisors (811776831).

1352961345 is an equidigital number, since it uses as much as digits as its factorization.

1352961345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90197431.

The product of its digits is 97200, while the sum is 39.

The square root of 1352961345 is about 36782.6228673269. The cubic root of 1352961345 is about 1106.0169844693.

The spelling of 1352961345 in words is "one billion, three hundred fifty-two million, nine hundred sixty-one thousand, three hundred forty-five".