154135103 has 2 divisors, whose sum is σ = 154135104. Its totient is φ = 154135102.

The previous prime is 154135099. The next prime is 154135123. The reversal of 154135103 is 301531451.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 154135103 - 2² = 154135099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154135123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77067551 + 77067552.

It is an arithmetic number, because the mean of its divisors is an integer number (77067552).

Almost surely, 2^154135103 is an apocalyptic number.

154135103 is a deficient number, since it is larger than the sum of its proper divisors (1).

154135103 is an equidigital number, since it uses as much as digits as its factorization.

154135103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 154135103 is about 12415.1159076345. The cubic root of 154135103 is about 536.1675413262.

Adding to 154135103 its reverse (301531451), we get a palindrome (455666554).

The spelling of 154135103 in words is "one hundred fifty-four million, one hundred thirty-five thousand, one hundred three".