240082811 has 2 divisors, whose sum is σ = 240082812. Its totient is φ = 240082810.

The previous prime is 240082781. The next prime is 240082813. The reversal of 240082811 is 118280042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240082811 - 2²² = 235888507 is a prime.

It is a super-3 number, since 3×240082811³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 240082813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (240082813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120041405 + 120041406.

It is an arithmetic number, because the mean of its divisors is an integer number (120041406).

Almost surely, 2^240082811 is an apocalyptic number.

240082811 is a deficient number, since it is larger than the sum of its proper divisors (1).

240082811 is an equidigital number, since it uses as much as digits as its factorization.

240082811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 240082811 is about 15494.6058678496. The cubic root of 240082811 is about 621.5179688135.

The spelling of 240082811 in words is "two hundred forty million, eighty-two thousand, eight hundred eleven".