1345433153 has 4 divisors (see below), whose sum is σ = 1346488020. Its totient is φ = 1344378288.

The previous prime is 1345433147. The next prime is 1345433161. The reversal of 1345433153 is 3513345431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3513345431 = 27043 ⋅129917.

It can be written as a sum of positive squares in 2 ways, for example, as 1045034929 + 300398224 = 32327^2 + 17332^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345433153 - 2¹⁰ = 1345432129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1345433653) 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, 525518 + ... + 528071.

It is an arithmetic number, because the mean of its divisors is an integer number (336622005).

Almost surely, 2^1345433153 is an apocalyptic number.

It is an amenable number.

1345433153 is a deficient number, since it is larger than the sum of its proper divisors (1054867).

1345433153 is a wasteful number, since it uses less digits than its factorization.

1345433153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054866.

The product of its digits is 32400, while the sum is 32.

The square root of 1345433153 is about 36680.1465782240. The cubic root of 1345433153 is about 1103.9617891911.

Adding to 1345433153 its reverse (3513345431), we get a palindrome (4858778584).

The spelling of 1345433153 in words is "one billion, three hundred forty-five million, four hundred thirty-three thousand, one hundred fifty-three".