13131554111 has 8 divisors (see below), whose sum is σ = 14186859120. Its totient is φ = 12082704192.

The previous prime is 13131554083. The next prime is 13131554123. The reversal of 13131554111 is 11145513131.

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

It is not a de Polignac number, because 13131554111 - 2⁶ = 13131554047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13131554131) 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, 1609541 + ... + 1617678.

It is an arithmetic number, because the mean of its divisors is an integer number (1773357390).

Almost surely, 2^13131554111 is an apocalyptic number.

13131554111 is a deficient number, since it is larger than the sum of its proper divisors (1055305009).

13131554111 is a wasteful number, since it uses less digits than its factorization.

13131554111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227545.

The product of its digits is 900, while the sum is 26.

The spelling of 13131554111 in words is "thirteen billion, one hundred thirty-one million, five hundred fifty-four thousand, one hundred eleven".