1303153345 has 8 divisors (see below), whose sum is σ = 1684075176. Its totient is φ = 962328576.

The previous prime is 1303153279. The next prime is 1303153363. The reversal of 1303153345 is 5433513031.

It can be written as a sum of positive squares in 4 ways, for example, as 266570929 + 1036582416 = 16327^2 + 32196^2 .

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 1303153345 - 2²¹ = 1301056193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10024192 + ... + 10024321.

It is an arithmetic number, because the mean of its divisors is an integer number (210509397).

Almost surely, 2^1303153345 is an apocalyptic number.

It is an amenable number.

1303153345 is a deficient number, since it is larger than the sum of its proper divisors (380921831).

1303153345 is a wasteful number, since it uses less digits than its factorization.

1303153345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20048531.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 1303153345 is about 36099.2152961806. The cubic root of 1303153345 is about 1092.2746162352.

Adding to 1303153345 its reverse (5433513031), we get a palindrome (6736666376).

The spelling of 1303153345 in words is "one billion, three hundred three million, one hundred fifty-three thousand, three hundred forty-five".