498439511 has 2 divisors, whose sum is σ = 498439512. Its totient is φ = 498439510.

The previous prime is 498439481. The next prime is 498439517. The reversal of 498439511 is 115934894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 498439511 - 2²² = 494245207 is a prime.

It is a super-2 number, since 2×498439511² = 496883892251838242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498439517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249219755 + 249219756.

It is an arithmetic number, because the mean of its divisors is an integer number (249219756).

Almost surely, 2^498439511 is an apocalyptic number.

498439511 is a deficient number, since it is larger than the sum of its proper divisors (1).

498439511 is an equidigital number, since it uses as much as digits as its factorization.

498439511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 44.

The square root of 498439511 is about 22325.7589120728. The cubic root of 498439511 is about 792.8739581934.

The spelling of 498439511 in words is "four hundred ninety-eight million, four hundred thirty-nine thousand, five hundred eleven".