40011877 has 2 divisors, whose sum is σ = 40011878. Its totient is φ = 40011876.

The previous prime is 40011827. The next prime is 40011883. The reversal of 40011877 is 77811004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26718561 + 13293316 = 5169^2 + 3646^2 .

It is a cyclic number.

It is not a de Polignac number, because 40011877 - 2⁷ = 40011749 is a prime.

It is a Chen prime.

It is equal to p_2434348 and since 40011877 and 2434348 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40011827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20005938 + 20005939.

It is an arithmetic number, because the mean of its divisors is an integer number (20005939).

Almost surely, 2^40011877 is an apocalyptic number.

It is an amenable number.

40011877 is a deficient number, since it is larger than the sum of its proper divisors (1).

40011877 is an equidigital number, since it uses as much as digits as its factorization.

40011877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 40011877 is about 6325.4942099412. The cubic root of 40011877 is about 342.0290349596.

The spelling of 40011877 in words is "forty million, eleven thousand, eight hundred seventy-seven".