100148816 has 10 divisors (see below), whose sum is σ = 194038362. Its totient is φ = 50074400.

The previous prime is 100148813. The next prime is 100148903. The reversal of 100148816 is 618841001.

It can be written as a sum of positive squares in only one way, i.e., 92083216 + 8065600 = 9596^2 + 2840^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100148813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3129635 + ... + 3129666.

Almost surely, 2^100148816 is an apocalyptic number.

100148816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100148816 is a deficient number, since it is larger than the sum of its proper divisors (93889546).

100148816 is an equidigital number, since it uses as much as digits as its factorization.

100148816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6259309 (or 6259303 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 100148816 is about 10007.4380337827. The cubic root of 100148816 is about 464.3890168018.

Adding to 100148816 its reverse (618841001), we get a palindrome (718989817).

The spelling of 100148816 in words is "one hundred million, one hundred forty-eight thousand, eight hundred sixteen".