1346729975 has 12 divisors (see below), whose sum is σ = 1757837640. Its totient is φ = 1020679200.

The previous prime is 1346729941. The next prime is 1346729977. The reversal of 1346729975 is 5799276431.

It is not a de Polignac number, because 1346729975 - 2⁸ = 1346729719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346729977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1417136 + ... + 1418085.

It is an arithmetic number, because the mean of its divisors is an integer number (146486470).

Almost surely, 2^1346729975 is an apocalyptic number.

1346729975 is a deficient number, since it is larger than the sum of its proper divisors (411107665).

1346729975 is a wasteful number, since it uses less digits than its factorization.

1346729975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2835250 (or 2835245 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 53.

The square root of 1346729975 is about 36697.8197581273. The cubic root of 1346729975 is about 1104.3163669979.

The spelling of 1346729975 in words is "one billion, three hundred forty-six million, seven hundred twenty-nine thousand, nine hundred seventy-five".