1345265744 has 10 divisors (see below), whose sum is σ = 2606452410. Its totient is φ = 672632864.

The previous prime is 1345265741. The next prime is 1345265773. The reversal of 1345265744 is 4475625431.

It can be written as a sum of positive squares in only one way, i.e., 685392400 + 659873344 = 26180^2 + 25688^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345265741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42039539 + ... + 42039570.

It is an arithmetic number, because the mean of its divisors is an integer number (260645241).

Almost surely, 2^1345265744 is an apocalyptic number.

It is an amenable number.

1345265744 is a deficient number, since it is larger than the sum of its proper divisors (1261186666).

1345265744 is an equidigital number, since it uses as much as digits as its factorization.

1345265744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84079117 (or 84079111 counting only the distinct ones).

The product of its digits is 403200, while the sum is 41.

The square root of 1345265744 is about 36677.8644961781. The cubic root of 1345265744 is about 1103.9159995249.

The spelling of 1345265744 in words is "one billion, three hundred forty-five million, two hundred sixty-five thousand, seven hundred forty-four".