1490147744149 has 2 divisors, whose sum is σ = 1490147744150. Its totient is φ = 1490147744148.

The previous prime is 1490147744147. The next prime is 1490147744213. The reversal of 1490147744149 is 9414477410941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 801051850225 + 689095893924 = 895015^2 + 830118^2 .

It is a cyclic number.

It is not a de Polignac number, because 1490147744149 - 2¹ = 1490147744147 is a prime.

Together with 1490147744147, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1490147744149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490147744147) 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, 745073872074 + 745073872075.

It is an arithmetic number, because the mean of its divisors is an integer number (745073872075).

Almost surely, 2^{1490147744149} is an apocalyptic number.

It is an amenable number.

1490147744149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490147744149 is an equidigital number, since it uses as much as digits as its factorization.

1490147744149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 1490147744149 in words is "one trillion, four hundred ninety billion, one hundred forty-seven million, seven hundred forty-four thousand, one hundred forty-nine".