1345307752 has 16 divisors (see below), whose sum is σ = 2523529440. Its totient is φ = 672366576.

The previous prime is 1345307737. The next prime is 1345307759. The reversal of 1345307752 is 2577035431.

It is not an unprimeable number, because it can be changed into a prime (1345307759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15318 + ... + 54085.

It is an arithmetic number, because the mean of its divisors is an integer number (157720590).

Almost surely, 2^1345307752 is an apocalyptic number.

It is an amenable number.

1345307752 is a deficient number, since it is larger than the sum of its proper divisors (1178221688).

1345307752 is a wasteful number, since it uses less digits than its factorization.

1345307752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71832 (or 71828 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 1345307752 is about 36678.4371531831. The cubic root of 1345307752 is about 1103.9274898992.

The spelling of 1345307752 in words is "one billion, three hundred forty-five million, three hundred seven thousand, seven hundred fifty-two".