1313311211154 has 24 divisors (see below), whose sum is σ = 2845532289600. Its totient is φ = 437766609048.

The previous prime is 1313311211083. The next prime is 1313311211183. The reversal of 1313311211154 is 4511121133131.

It is a happy number.

1313311211154 is a `hidden beast` number, since 1 + 313 + 311 + 21 + 1 + 15 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2492059 + ... + 2972705.

It is an arithmetic number, because the mean of its divisors is an integer number (118563845400).

Almost surely, 2^{1313311211154} is an apocalyptic number.

1313311211154 is an abundant number, since it is smaller than the sum of its proper divisors (1532221078446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313311211154 is a wasteful number, since it uses less digits than its factorization.

1313311211154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632454 (or 632451 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

Adding to 1313311211154 its reverse (4511121133131), we get a palindrome (5824432344285).

The spelling of 1313311211154 in words is "one trillion, three hundred thirteen billion, three hundred eleven million, two hundred eleven thousand, one hundred fifty-four".