154045433 has 2 divisors, whose sum is σ = 154045434. Its totient is φ = 154045432.

The previous prime is 154045373. The next prime is 154045457. The reversal of 154045433 is 334540451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142969849 + 11075584 = 11957^2 + 3328^2 .

It is a cyclic number.

It is not a de Polignac number, because 154045433 - 2¹² = 154041337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154045396 and 154045405.

It is not a weakly prime, because it can be changed into another prime (154045933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77022716 + 77022717.

It is an arithmetic number, because the mean of its divisors is an integer number (77022717).

Almost surely, 2^154045433 is an apocalyptic number.

It is an amenable number.

154045433 is a deficient number, since it is larger than the sum of its proper divisors (1).

154045433 is an equidigital number, since it uses as much as digits as its factorization.

154045433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 154045433 is about 12411.5040587352. The cubic root of 154045433 is about 536.0635471271.

Adding to 154045433 its reverse (334540451), we get a palindrome (488585884).

The spelling of 154045433 in words is "one hundred fifty-four million, forty-five thousand, four hundred thirty-three".