1348735445 has 8 divisors (see below), whose sum is σ = 1670691840. Its totient is φ = 1044182160.

The previous prime is 1348735439. The next prime is 1348735447. The reversal of 1348735445 is 5445378431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1348735445 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1348735396 and 1348735405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1348735447) 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, 4350605 + ... + 4350914.

It is an arithmetic number, because the mean of its divisors is an integer number (208836480).

Almost surely, 2^1348735445 is an apocalyptic number.

It is an amenable number.

1348735445 is a deficient number, since it is larger than the sum of its proper divisors (321956395).

1348735445 is an equidigital number, since it uses as much as digits as its factorization.

1348735445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8701555.

The product of its digits is 806400, while the sum is 44.

The square root of 1348735445 is about 36725.1336961487. The cubic root of 1348735445 is about 1104.8642558284.

The spelling of 1348735445 in words is "one billion, three hundred forty-eight million, seven hundred thirty-five thousand, four hundred forty-five".