40913051 has 2 divisors, whose sum is σ = 40913052. Its totient is φ = 40913050.

The previous prime is 40913029. The next prime is 40913057. The reversal of 40913051 is 15031904.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40913051 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40913057) 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 as a sum of consecutive naturals, namely, 20456525 + 20456526.

It is an arithmetic number, because the mean of its divisors is an integer number (20456526).

Almost surely, 2^40913051 is an apocalyptic number.

40913051 is a deficient number, since it is larger than the sum of its proper divisors (1).

40913051 is an equidigital number, since it uses as much as digits as its factorization.

40913051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 40913051 is about 6396.3310577236. The cubic root of 40913051 is about 344.5777962060.

Adding to 40913051 its reverse (15031904), we get a palindrome (55944955).

The spelling of 40913051 in words is "forty million, nine hundred thirteen thousand, fifty-one".