144477198403 has 2 divisors, whose sum is σ = 144477198404. Its totient is φ = 144477198402.

The previous prime is 144477198391. The next prime is 144477198407. The reversal of 144477198403 is 304891774441.

It is a strong prime.

It is an emirp because it is prime and its reverse (304891774441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144477198403 is a prime.

It is not a weakly prime, because it can be changed into another prime (144477198407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72238599201 + 72238599202.

It is an arithmetic number, because the mean of its divisors is an integer number (72238599202).

Almost surely, 2^144477198403 is an apocalyptic number.

144477198403 is a deficient number, since it is larger than the sum of its proper divisors (1).

144477198403 is an equidigital number, since it uses as much as digits as its factorization.

144477198403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 144477198403 in words is "one hundred forty-four billion, four hundred seventy-seven million, one hundred ninety-eight thousand, four hundred three".