154400241115 has 4 divisors (see below), whose sum is σ = 185280289344. Its totient is φ = 123520192888.

The previous prime is 154400241097. The next prime is 154400241157. The reversal of 154400241115 is 511142004451.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 154400241115 - 2¹⁷ = 154400110043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15440024107 + ... + 15440024116.

It is an arithmetic number, because the mean of its divisors is an integer number (46320072336).

Almost surely, 2^154400241115 is an apocalyptic number.

154400241115 is a deficient number, since it is larger than the sum of its proper divisors (30880048229).

154400241115 is an equidigital number, since it uses as much as digits as its factorization.

154400241115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30880048228.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 154400241115 its reverse (511142004451), we get a palindrome (665542245566).

The spelling of 154400241115 in words is "one hundred fifty-four billion, four hundred million, two hundred forty-one thousand, one hundred fifteen".