111355451148 has 24 divisors (see below), whose sum is σ = 259840995120. Its totient is φ = 37116825280.

The previous prime is 111355451131. The next prime is 111355451149. The reversal of 111355451148 is 841154553111.

It is a super-2 number, since 2×111355451148² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111355451149) 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, 89458 + ... + 480326.

It is an arithmetic number, because the mean of its divisors is an integer number (10826708130).

Almost surely, 2^111355451148 is an apocalyptic number.

It is an amenable number.

111355451148 is an abundant number, since it is smaller than the sum of its proper divisors (148485543972).

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

111355451148 is a wasteful number, since it uses less digits than its factorization.

111355451148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414617 (or 414615 counting only the distinct ones).

The product of its digits is 48000, while the sum is 39.

The spelling of 111355451148 in words is "one hundred eleven billion, three hundred fifty-five million, four hundred fifty-one thousand, one hundred forty-eight".