100316145 has 16 divisors (see below), whose sum is σ = 160739712. Its totient is φ = 53424000.

The previous prime is 100316137. The next prime is 100316149. The reversal of 100316145 is 541613001.

It is not a de Polignac number, because 100316145 - 2³ = 100316137 is a prime.

It is a super-2 number, since 2×100316145² = 20126657895322050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100316149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6645 + ... + 15645.

It is an arithmetic number, because the mean of its divisors is an integer number (10046232).

Almost surely, 2^100316145 is an apocalyptic number.

100316145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100316145 is a deficient number, since it is larger than the sum of its proper divisors (60423567).

100316145 is an equidigital number, since it uses as much as digits as its factorization.

100316145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9752.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 100316145 is about 10015.7947762522. The cubic root of 100316145 is about 464.6475071698.

Adding to 100316145 its reverse (541613001), we get a palindrome (641929146).

The spelling of 100316145 in words is "one hundred million, three hundred sixteen thousand, one hundred forty-five".