154041133 has 2 divisors, whose sum is σ = 154041134. Its totient is φ = 154041132.

The previous prime is 154041119. The next prime is 154041157. The reversal of 154041133 is 331140451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149768644 + 4272489 = 12238^2 + 2067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154041133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154047133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77020566 + 77020567.

It is an arithmetic number, because the mean of its divisors is an integer number (77020567).

Almost surely, 2^154041133 is an apocalyptic number.

It is an amenable number.

154041133 is a deficient number, since it is larger than the sum of its proper divisors (1).

154041133 is an equidigital number, since it uses as much as digits as its factorization.

154041133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 154041133 is about 12411.3308311397. The cubic root of 154041133 is about 536.0585592161.

Adding to 154041133 its reverse (331140451), we get a palindrome (485181584).

The spelling of 154041133 in words is "one hundred fifty-four million, forty-one thousand, one hundred thirty-three".