1494351349637 has 2 divisors, whose sum is σ = 1494351349638. Its totient is φ = 1494351349636.

The previous prime is 1494351349619. The next prime is 1494351349669. The reversal of 1494351349637 is 7369431534941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1318342572481 + 176008777156 = 1148191^2 + 419534^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494351349637 - 2²⁰ = 1494350301061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494351349937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747175674818 + 747175674819.

It is an arithmetic number, because the mean of its divisors is an integer number (747175674819).

Almost surely, 2^{1494351349637} is an apocalyptic number.

It is an amenable number.

1494351349637 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494351349637 is an equidigital number, since it uses as much as digits as its factorization.

1494351349637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29393280, while the sum is 59.

The spelling of 1494351349637 in words is "one trillion, four hundred ninety-four billion, three hundred fifty-one million, three hundred forty-nine thousand, six hundred thirty-seven".