802140511 has 2 divisors, whose sum is σ = 802140512. Its totient is φ = 802140510.

The previous prime is 802140497. The next prime is 802140541. The reversal of 802140511 is 115041208.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 802140511 - 2⁹ = 802139999 is a prime.

It is a super-2 number, since 2×802140511² = 1286858798774682242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (802140541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401070255 + 401070256.

It is an arithmetic number, because the mean of its divisors is an integer number (401070256).

Almost surely, 2^802140511 is an apocalyptic number.

802140511 is a deficient number, since it is larger than the sum of its proper divisors (1).

802140511 is an equidigital number, since it uses as much as digits as its factorization.

802140511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 22.

The square root of 802140511 is about 28322.0852163113. The cubic root of 802140511 is about 929.1449770516.

Adding to 802140511 its reverse (115041208), we get a palindrome (917181719).

The spelling of 802140511 in words is "eight hundred two million, one hundred forty thousand, five hundred eleven".