40516101 has 12 divisors (see below), whose sum is σ = 60411520. Its totient is φ = 26139240.

The previous prime is 40516097. The next prime is 40516109. The reversal of 40516101 is 10161504.

40516101 is a `hidden beast` number, since 4 + 0 + 51 + 610 + 1 = 666.

It is not a de Polignac number, because 40516101 - 2² = 40516097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40516109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72331 + ... + 72888.

Almost surely, 2^40516101 is an apocalyptic number.

It is an amenable number.

40516101 is a deficient number, since it is larger than the sum of its proper divisors (19895419).

40516101 is a wasteful number, since it uses less digits than its factorization.

40516101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145256 (or 145253 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 40516101 is about 6365.2259190071. The cubic root of 40516101 is about 343.4597754872.

Adding to 40516101 its reverse (10161504), we get a palindrome (50677605).

The spelling of 40516101 in words is "forty million, five hundred sixteen thousand, one hundred one".