100511148 has 12 divisors (see below), whose sum is σ = 234526040. Its totient is φ = 33503712.

The previous prime is 100511143. The next prime is 100511153. The reversal of 100511148 is 841115001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100511143) and next prime (100511153).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (100511143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4187953 + ... + 4187976.

Almost surely, 2^100511148 is an apocalyptic number.

It is an amenable number.

100511148 is an abundant number, since it is smaller than the sum of its proper divisors (134014892).

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

100511148 is a wasteful number, since it uses less digits than its factorization.

100511148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8375936 (or 8375934 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 21.

The square root of 100511148 is about 10025.5248241676. The cubic root of 100511148 is about 464.9483859928.

Adding to 100511148 its reverse (841115001), we get a palindrome (941626149).

The spelling of 100511148 in words is "one hundred million, five hundred eleven thousand, one hundred forty-eight".