1513133345 has 8 divisors (see below), whose sum is σ = 1833389376. Its totient is φ = 1198753776.

The previous prime is 1513133341. The next prime is 1513133351. The reversal of 1513133345 is 5433313151.

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 1513133345 - 2² = 1513133341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1513133341) 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, 1468547 + ... + 1469576.

It is an arithmetic number, because the mean of its divisors is an integer number (229173672).

Almost surely, 2^1513133345 is an apocalyptic number.

It is an amenable number.

1513133345 is a deficient number, since it is larger than the sum of its proper divisors (320256031).

1513133345 is a wasteful number, since it uses less digits than its factorization.

1513133345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938231.

The product of its digits is 8100, while the sum is 29.

The square root of 1513133345 is about 38899.0147047454. The cubic root of 1513133345 is about 1148.0454119818.

Adding to 1513133345 its reverse (5433313151), we get a palindrome (6946446496).

The spelling of 1513133345 in words is "one billion, five hundred thirteen million, one hundred thirty-three thousand, three hundred forty-five".