134021003243 has 8 divisors (see below), whose sum is σ = 139851669408. Its totient is φ = 128190642624.

The previous prime is 134021003213. The next prime is 134021003251. The reversal of 134021003243 is 342300120431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134021003243 - 2¹⁴ = 134020986859 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134021003203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1660205 + ... + 1739057.

It is an arithmetic number, because the mean of its divisors is an integer number (17481458676).

Almost surely, 2^134021003243 is an apocalyptic number.

134021003243 is a deficient number, since it is larger than the sum of its proper divisors (5830666165).

134021003243 is an equidigital number, since it uses as much as digits as its factorization.

134021003243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152773.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 134021003243 its reverse (342300120431), we get a palindrome (476321123674).

The spelling of 134021003243 in words is "one hundred thirty-four billion, twenty-one million, three thousand, two hundred forty-three".