40961043 has 6 divisors (see below), whose sum is σ = 59165964. Its totient is φ = 27307356.

The previous prime is 40961033. The next prime is 40961047. The reversal of 40961043 is 34016904.

40961043 is a `hidden beast` number, since 4 + 0 + 9 + 610 + 43 = 666.

It is not a de Polignac number, because 40961043 - 2¹³ = 40952851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40960998 and 40961016.

It is not an unprimeable number, because it can be changed into a prime (40961047) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2275605 + ... + 2275622.

It is an arithmetic number, because the mean of its divisors is an integer number (9860994).

Almost surely, 2^40961043 is an apocalyptic number.

40961043 is a deficient number, since it is larger than the sum of its proper divisors (18204921).

40961043 is a wasteful number, since it uses less digits than its factorization.

40961043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4551233 (or 4551230 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 40961043 is about 6400.0814838563. The cubic root of 40961043 is about 344.7124762597.

Adding to 40961043 its reverse (34016904), we get a palindrome (74977947).

The spelling of 40961043 in words is "forty million, nine hundred sixty-one thousand, forty-three".