134404431254531 has 8 divisors (see below), whose sum is σ = 141490169326800. Its totient is φ = 127319875246080.

The previous prime is 134404431254519. The next prime is 134404431254557. The reversal of 134404431254531 is 135452134404431.

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 134404431254531 - 2¹⁸ = 134404430992387 is a prime.

It is a super-2 number, since 2×134404431254531² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134404431257531) 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, 295282550 + ... + 295737371.

It is an arithmetic number, because the mean of its divisors is an integer number (17686271165850).

Almost surely, 2^{134404431254531} is an apocalyptic number.

134404431254531 is a deficient number, since it is larger than the sum of its proper divisors (7085738072269).

134404431254531 is a wasteful number, since it uses less digits than its factorization.

134404431254531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591031909.

The product of its (nonzero) digits is 1382400, while the sum is 44.

Adding to 134404431254531 its reverse (135452134404431), we get a palindrome (269856565658962).

The spelling of 134404431254531 in words is "one hundred thirty-four trillion, four hundred four billion, four hundred thirty-one million, two hundred fifty-four thousand, five hundred thirty-one".