40162113 has 6 divisors (see below), whose sum is σ = 58011954. Its totient is φ = 26774736.

The previous prime is 40162103. The next prime is 40162139. The reversal of 40162113 is 31126104.

It is a happy number.

40162113 is a `hidden beast` number, since 40 + 1 + 621 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28547649 + 11614464 = 5343^2 + 3408^2 .

It is not a de Polignac number, because 40162113 - 2⁸ = 40161857 is a prime.

It is a super-2 number, since 2×40162113² = 3225990641249538, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40162103) 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 5 ways as a sum of consecutive naturals, for example, 2231220 + ... + 2231237.

It is an arithmetic number, because the mean of its divisors is an integer number (9668659).

Almost surely, 2^40162113 is an apocalyptic number.

It is an amenable number.

40162113 is a deficient number, since it is larger than the sum of its proper divisors (17849841).

40162113 is a wasteful number, since it uses less digits than its factorization.

40162113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462463 (or 4462460 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 40162113 is about 6337.3585191308. The cubic root of 40162113 is about 342.4565821319.

Adding to 40162113 its reverse (31126104), we get a palindrome (71288217).

The spelling of 40162113 in words is "forty million, one hundred sixty-two thousand, one hundred thirteen".