154500427 has 2 divisors, whose sum is σ = 154500428. Its totient is φ = 154500426.

The previous prime is 154500397. The next prime is 154500439. The reversal of 154500427 is 724005451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 154500427 - 2⁷ = 154500299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154500395 and 154500404.

It is not a weakly prime, because it can be changed into another prime (154500127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77250213 + 77250214.

It is an arithmetic number, because the mean of its divisors is an integer number (77250214).

Almost surely, 2^154500427 is an apocalyptic number.

154500427 is a deficient number, since it is larger than the sum of its proper divisors (1).

154500427 is an equidigital number, since it uses as much as digits as its factorization.

154500427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 154500427 is about 12429.8200711032. The cubic root of 154500427 is about 536.5908070614.

Adding to 154500427 its reverse (724005451), we get a palindrome (878505878).

The spelling of 154500427 in words is "one hundred fifty-four million, five hundred thousand, four hundred twenty-seven".