1352601460645 has 4 divisors (see below), whose sum is σ = 1623121752780. Its totient is φ = 1082081168512.

The previous prime is 1352601460643. The next prime is 1352601460711. The reversal of 1352601460645 is 5460641062531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 607076280801 + 745525179844 = 779151^2 + 863438^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352601460645 - 2¹ = 1352601460643 is a prime.

It is a super-2 number, since 2×1352601460645² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352601460643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135260146060 + ... + 135260146069.

It is an arithmetic number, because the mean of its divisors is an integer number (405780438195).

Almost surely, 2^{1352601460645} is an apocalyptic number.

It is an amenable number.

1352601460645 is a deficient number, since it is larger than the sum of its proper divisors (270520292135).

1352601460645 is an equidigital number, since it uses as much as digits as its factorization.

1352601460645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270520292134.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 1352601460645 in words is "one trillion, three hundred fifty-two billion, six hundred one million, four hundred sixty thousand, six hundred forty-five".