31523403260134 has 8 divisors (see below), whose sum is σ = 47394308367000. Its totient is φ = 15725300471136.

The previous prime is 31523403260119. The next prime is 31523403260147. The reversal of 31523403260134 is 43106230432513.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 31523403260093 and 31523403260102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18200578384 + ... + 18200580115.

It is an arithmetic number, because the mean of its divisors is an integer number (5924288545875).

Almost surely, 2^{31523403260134} is an apocalyptic number.

31523403260134 is a deficient number, since it is larger than the sum of its proper divisors (15870905106866).

31523403260134 is a wasteful number, since it uses less digits than its factorization.

31523403260134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36401158934.

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 31523403260134 its reverse (43106230432513), we get a palindrome (74629633692647).

The spelling of 31523403260134 in words is "thirty-one trillion, five hundred twenty-three billion, four hundred three million, two hundred sixty thousand, one hundred thirty-four".