154133117 has 2 divisors, whose sum is σ = 154133118. Its totient is φ = 154133116.

The previous prime is 154133087. The next prime is 154133123. The reversal of 154133117 is 711331451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79673476 + 74459641 = 8926^2 + 8629^2 .

It is a cyclic number.

It is not a de Polignac number, because 154133117 - 2¹⁸ = 153870973 is a prime.

It is a super-2 number, since 2×154133117² = 47514035512271378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154133197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77066558 + 77066559.

It is an arithmetic number, because the mean of its divisors is an integer number (77066559).

Almost surely, 2^154133117 is an apocalyptic number.

It is an amenable number.

154133117 is a deficient number, since it is larger than the sum of its proper divisors (1).

154133117 is an equidigital number, since it uses as much as digits as its factorization.

154133117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 26.

The square root of 154133117 is about 12415.0359242332. The cubic root of 154133117 is about 536.1652385125.

Adding to 154133117 its reverse (711331451), we get a palindrome (865464568).

The spelling of 154133117 in words is "one hundred fifty-four million, one hundred thirty-three thousand, one hundred seventeen".