1498681853 has 2 divisors, whose sum is σ = 1498681854. Its totient is φ = 1498681852.

The previous prime is 1498681843. The next prime is 1498681859. The reversal of 1498681853 is 3581868941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1459469209 + 39212644 = 38203^2 + 6262^2 .

It is a cyclic number.

It is not a de Polignac number, because 1498681853 - 2¹⁰ = 1498680829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1498681795 and 1498681804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1498681859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 749340926 + 749340927.

It is an arithmetic number, because the mean of its divisors is an integer number (749340927).

Almost surely, 2^1498681853 is an apocalyptic number.

It is an amenable number.

1498681853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1498681853 is an equidigital number, since it uses as much as digits as its factorization.

1498681853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 53.

The square root of 1498681853 is about 38712.8125173049. The cubic root of 1498681853 is about 1144.3788328088.

The spelling of 1498681853 in words is "one billion, four hundred ninety-eight million, six hundred eighty-one thousand, eight hundred fifty-three".