40411051 has 2 divisors, whose sum is σ = 40411052. Its totient is φ = 40411050.

The previous prime is 40411039. The next prime is 40411079. The reversal of 40411051 is 15011404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40411051 - 2¹⁷ = 40279979 is a prime.

It is not a weakly prime, because it can be changed into another prime (40411001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20205525 + 20205526.

It is an arithmetic number, because the mean of its divisors is an integer number (20205526).

Almost surely, 2^40411051 is an apocalyptic number.

40411051 is the 4021-st centered pentagonal number.

40411051 is a deficient number, since it is larger than the sum of its proper divisors (1).

40411051 is an equidigital number, since it uses as much as digits as its factorization.

40411051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 40411051 is about 6356.9686958487. The cubic root of 40411051 is about 343.1626781473.

Adding to 40411051 its reverse (15011404), we get a palindrome (55422455).

The spelling of 40411051 in words is "forty million, four hundred eleven thousand, fifty-one".