1341630545 has 8 divisors (see below), whose sum is σ = 1653469224. Its totient is φ = 1044296064.

The previous prime is 1341630539. The next prime is 1341630547. The reversal of 1341630545 is 5450361431.

It can be written as a sum of positive squares in 4 ways, for example, as 352087696 + 989542849 = 18764^2 + 31457^2 .

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 1341630545 - 2⁴ = 1341630529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341630547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3625844 + ... + 3626213.

It is an arithmetic number, because the mean of its divisors is an integer number (206683653).

Almost surely, 2^1341630545 is an apocalyptic number.

It is an amenable number.

1341630545 is a deficient number, since it is larger than the sum of its proper divisors (311838679).

1341630545 is an equidigital number, since it uses as much as digits as its factorization.

1341630545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7252099.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 1341630545 is about 36628.2752119179. The cubic root of 1341630545 is about 1102.9207626073.

Adding to 1341630545 its reverse (5450361431), we get a palindrome (6791991976).

The spelling of 1341630545 in words is "one billion, three hundred forty-one million, six hundred thirty thousand, five hundred forty-five".