511220467 has 2 divisors, whose sum is σ = 511220468. Its totient is φ = 511220466.

The previous prime is 511220419. The next prime is 511220491. The reversal of 511220467 is 764022115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 511220467 - 2²³ = 502831859 is a prime.

It is a super-2 number, since 2×511220467² = 522692731759396178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (511226467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255610233 + 255610234.

It is an arithmetic number, because the mean of its divisors is an integer number (255610234).

Almost surely, 2^511220467 is an apocalyptic number.

511220467 is a deficient number, since it is larger than the sum of its proper divisors (1).

511220467 is an equidigital number, since it uses as much as digits as its factorization.

511220467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 511220467 is about 22610.1850279913. The cubic root of 511220467 is about 799.5937870028.

The spelling of 511220467 in words is "five hundred eleven million, two hundred twenty thousand, four hundred sixty-seven".