134343643 has 24 divisors (see below), whose sum is σ = 160249344. Its totient is φ = 112266000.

The previous prime is 134343641. The next prime is 134343659. The reversal of 134343643 is 346343431.

134343643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 134343643 - 2¹ = 134343641 is a prime.

It is a super-2 number, since 2×134343643² = 36096428829022898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134343641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 495598 + ... + 495868.

It is an arithmetic number, because the mean of its divisors is an integer number (6677056).

Almost surely, 2^134343643 is an apocalyptic number.

134343643 is a deficient number, since it is larger than the sum of its proper divisors (25905701).

134343643 is a wasteful number, since it uses less digits than its factorization.

134343643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 496 counting only the distinct ones).

The product of its digits is 31104, while the sum is 31.

The square root of 134343643 is about 11590.6705155483. The cubic root of 134343643 is about 512.1600591599.

The spelling of 134343643 in words is "one hundred thirty-four million, three hundred forty-three thousand, six hundred forty-three".