154055434 has 8 divisors (see below), whose sum is σ = 248858820. Its totient is φ = 71102496.

The previous prime is 154055423. The next prime is 154055459. The reversal of 154055434 is 434550451.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 151216209 + 2839225 = 12297^2 + 1685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 154055396 and 154055405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2962579 + ... + 2962630.

Almost surely, 2^154055434 is an apocalyptic number.

154055434 is a deficient number, since it is larger than the sum of its proper divisors (94803386).

154055434 is a wasteful number, since it uses less digits than its factorization.

154055434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5925224.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 154055434 is about 12411.9069445432. The cubic root of 154055434 is about 536.0751477209.

The spelling of 154055434 in words is "one hundred fifty-four million, fifty-five thousand, four hundred thirty-four".