1494422513 has 2 divisors, whose sum is σ = 1494422514. Its totient is φ = 1494422512.

The previous prime is 1494422509. The next prime is 1494422551. The reversal of 1494422513 is 3152244941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1228993249 + 265429264 = 35057^2 + 16292^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494422513 - 2² = 1494422509 is a prime.

It is a super-2 number, since 2×1494422513² = 4466597294722470338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1494424513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747211256 + 747211257.

It is an arithmetic number, because the mean of its divisors is an integer number (747211257).

Almost surely, 2^1494422513 is an apocalyptic number.

It is an amenable number.

1494422513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494422513 is an equidigital number, since it uses as much as digits as its factorization.

1494422513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 35.

The square root of 1494422513 is about 38657.7613552570. The cubic root of 1494422513 is about 1143.2936739826.

The spelling of 1494422513 in words is "one billion, four hundred ninety-four million, four hundred twenty-two thousand, five hundred thirteen".