1497496169149 has 2 divisors, whose sum is σ = 1497496169150. Its totient is φ = 1497496169148.

The previous prime is 1497496169137. The next prime is 1497496169219. The reversal of 1497496169149 is 9419616947941.

It is a happy number.

It is an a-pointer prime, because the next prime (1497496169219) can be obtained adding 1497496169149 to its sum of digits (70).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1462268633049 + 35227536100 = 1209243^2 + 187690^2 .

It is a cyclic number.

It is not a de Polignac number, because 1497496169149 - 2¹³ = 1497496160957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1497496169129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 748748084574 + 748748084575.

It is an arithmetic number, because the mean of its divisors is an integer number (748748084575).

Almost surely, 2^{1497496169149} is an apocalyptic number.

It is an amenable number.

1497496169149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1497496169149 is an equidigital number, since it uses as much as digits as its factorization.

1497496169149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105815808, while the sum is 70.

The spelling of 1497496169149 in words is "one trillion, four hundred ninety-seven billion, four hundred ninety-six million, one hundred sixty-nine thousand, one hundred forty-nine".