40913057 has 2 divisors, whose sum is σ = 40913058. Its totient is φ = 40913056.

The previous prime is 40913051. The next prime is 40913063. The reversal of 40913057 is 75031904.

It is a balanced prime because it is at equal distance from previous prime (40913051) and next prime (40913063).

It can be written as a sum of positive squares in only one way, i.e., 34939921 + 5973136 = 5911^2 + 2444^2 .

It is a cyclic number.

It is not a de Polignac number, because 40913057 - 2⁸ = 40912801 is a prime.

It is not a weakly prime, because it can be changed into another prime (40913051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20456528 + 20456529.

It is an arithmetic number, because the mean of its divisors is an integer number (20456529).

Almost surely, 2^40913057 is an apocalyptic number.

It is an amenable number.

40913057 is a deficient number, since it is larger than the sum of its proper divisors (1).

40913057 is an equidigital number, since it uses as much as digits as its factorization.

40913057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 40913057 is about 6396.3315267425. The cubic root of 40913057 is about 344.5778130504.

The spelling of 40913057 in words is "forty million, nine hundred thirteen thousand, fifty-seven".