154641101 has 2 divisors, whose sum is σ = 154641102. Its totient is φ = 154641100.

The previous prime is 154641077. The next prime is 154641103. The reversal of 154641101 is 101146451.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153115876 + 1525225 = 12374^2 + 1235^2 .

It is a cyclic number.

It is not a de Polignac number, because 154641101 - 2¹⁰ = 154640077 is a prime.

Together with 154641103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154641103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77320550 + 77320551.

It is an arithmetic number, because the mean of its divisors is an integer number (77320551).

Almost surely, 2^154641101 is an apocalyptic number.

It is an amenable number.

154641101 is a deficient number, since it is larger than the sum of its proper divisors (1).

154641101 is an equidigital number, since it uses as much as digits as its factorization.

154641101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 154641101 is about 12435.4775139518. The cubic root of 154641101 is about 536.7536145447.

Adding to 154641101 its reverse (101146451), we get a palindrome (255787552).

The spelling of 154641101 in words is "one hundred fifty-four million, six hundred forty-one thousand, one hundred one".