498187031 has 2 divisors, whose sum is σ = 498187032. Its totient is φ = 498187030.

The previous prime is 498186991. The next prime is 498187033. The reversal of 498187031 is 130781894.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498187031 is a prime.

It is a super-2 number, since 2×498187031² = 496380635713189922, which contains 22 as substring.

Together with 498187033, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 498187031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498187033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249093515 + 249093516.

It is an arithmetic number, because the mean of its divisors is an integer number (249093516).

Almost surely, 2^498187031 is an apocalyptic number.

498187031 is a deficient number, since it is larger than the sum of its proper divisors (1).

498187031 is an equidigital number, since it uses as much as digits as its factorization.

498187031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 498187031 is about 22320.1037407983. The cubic root of 498187031 is about 792.7400612192.

The spelling of 498187031 in words is "four hundred ninety-eight million, one hundred eighty-seven thousand, thirty-one".