479011111 has 2 divisors, whose sum is σ = 479011112. Its totient is φ = 479011110.

The previous prime is 479011061. The next prime is 479011129. The reversal of 479011111 is 111110974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 479011111 - 2²¹ = 476913959 is a prime.

It is a super-2 number, since 2×479011111² = 458903288922908642, which contains 22 as substring.

479011111 is a modest number, since divided by 11111 gives 4790 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479011151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239505555 + 239505556.

It is an arithmetic number, because the mean of its divisors is an integer number (239505556).

Almost surely, 2^479011111 is an apocalyptic number.

479011111 is a deficient number, since it is larger than the sum of its proper divisors (1).

479011111 is an equidigital number, since it uses as much as digits as its factorization.

479011111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 25.

The square root of 479011111 is about 21886.3224640413. The cubic root of 479011111 is about 782.4354683486.

The spelling of 479011111 in words is "four hundred seventy-nine million, eleven thousand, one hundred eleven".