134431243001 has 32 divisors (see below), whose sum is σ = 155481016320. Its totient is φ = 114947164800.

The previous prime is 134431242989. The next prime is 134431243027. The reversal of 134431243001 is 100342134431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 134431243001 - 2¹⁸ = 134430980857 is a prime.

It is a super-2 number, since 2×134431243001² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134431243031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38286836 + ... + 38290346.

It is an arithmetic number, because the mean of its divisors is an integer number (4858781760).

Almost surely, 2^134431243001 is an apocalyptic number.

134431243001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134431243001 is a deficient number, since it is larger than the sum of its proper divisors (21049773319).

134431243001 is a wasteful number, since it uses less digits than its factorization.

134431243001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4805.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 134431243001 its reverse (100342134431), we get a palindrome (234773377432).

The spelling of 134431243001 in words is "one hundred thirty-four billion, four hundred thirty-one million, two hundred forty-three thousand, one".