1343853974 has 36 divisors (see below), whose sum is σ = 2129996484. Its totient is φ = 635547528.

The previous prime is 1343853967. The next prime is 1343853977. The reversal of 1343853974 is 4793583431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343853977) 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 17 ways as a sum of consecutive naturals, for example, 20057489 + ... + 20057555.

It is an arithmetic number, because the mean of its divisors is an integer number (59166569).

Almost surely, 2^1343853974 is an apocalyptic number.

1343853974 is a deficient number, since it is larger than the sum of its proper divisors (786142510).

1343853974 is an frugal number, since it uses more digits than its factorization.

1343853974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 171 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 47.

The square root of 1343853974 is about 36658.6139126945. The cubic root of 1343853974 is about 1103.5297013805.

The spelling of 1343853974 in words is "one billion, three hundred forty-three million, eight hundred fifty-three thousand, nine hundred seventy-four".