154434101 has 2 divisors, whose sum is σ = 154434102. Its totient is φ = 154434100.

The previous prime is 154434089. The next prime is 154434139. The reversal of 154434101 is 101434451.

154434101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150651076 + 3783025 = 12274^2 + 1945^2 .

It is a cyclic number.

It is not a de Polignac number, because 154434101 - 2⁶ = 154434037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154436101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77217050 + 77217051.

It is an arithmetic number, because the mean of its divisors is an integer number (77217051).

Almost surely, 2^154434101 is an apocalyptic number.

It is an amenable number.

154434101 is a deficient number, since it is larger than the sum of its proper divisors (1).

154434101 is an equidigital number, since it uses as much as digits as its factorization.

154434101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 154434101 is about 12427.1517653886. The cubic root of 154434101 is about 536.5140111228.

Adding to 154434101 its reverse (101434451), we get a palindrome (255868552).

The spelling of 154434101 in words is "one hundred fifty-four million, four hundred thirty-four thousand, one hundred one".