113100145 has 16 divisors (see below), whose sum is σ = 143058960. Its totient is φ = 85705984.

The previous prime is 113100107. The next prime is 113100149. The reversal of 113100145 is 541001311.

It can be written as a sum of positive squares in 8 ways, for example, as 400689 + 112699456 = 633^2 + 10616^2 .

It is a cyclic number.

It is not a de Polignac number, because 113100145 - 2⁹ = 113099633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113100149) 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, 327 + ... + 15043.

It is an arithmetic number, because the mean of its divisors is an integer number (8941185).

Almost surely, 2^113100145 is an apocalyptic number.

It is an amenable number.

113100145 is a deficient number, since it is larger than the sum of its proper divisors (29958815).

113100145 is a wasteful number, since it uses less digits than its factorization.

113100145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14804.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 113100145 is about 10634.8551941246. The cubic root of 113100145 is about 483.6015905493.

Adding to 113100145 its reverse (541001311), we get a palindrome (654101456).

The spelling of 113100145 in words is "one hundred thirteen million, one hundred thousand, one hundred forty-five".