154483118997 has 4 divisors (see below), whose sum is σ = 205977492000. Its totient is φ = 102988745996.

The previous prime is 154483118953. The next prime is 154483119029. The reversal of 154483118997 is 799811384451.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 799811384451 = 3 ⋅266603794817.

It is a cyclic number.

It is not a de Polignac number, because 154483118997 - 2¹⁹ = 154482594709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 154483118997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154483118917) 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 in 3 ways as a sum of consecutive naturals, for example, 25747186497 + ... + 25747186502.

It is an arithmetic number, because the mean of its divisors is an integer number (51494373000).

Almost surely, 2^154483118997 is an apocalyptic number.

It is an amenable number.

154483118997 is a deficient number, since it is larger than the sum of its proper divisors (51494373003).

154483118997 is an equidigital number, since it uses as much as digits as its factorization.

154483118997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51494373002.

The product of its digits is 8709120, while the sum is 60.

The spelling of 154483118997 in words is "one hundred fifty-four billion, four hundred eighty-three million, one hundred eighteen thousand, nine hundred ninety-seven".