154103305234 has 4 divisors (see below), whose sum is σ = 231154957854. Its totient is φ = 77051652616.

The previous prime is 154103305229. The next prime is 154103305243. The reversal of 154103305234 is 432503301451.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 82453399609 + 71649905625 = 287147^2 + 267675^2 .

It is a junction number, because it is equal to n+sod(n) for n = 154103305196 and 154103305205.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38525826307 + ... + 38525826310.

Almost surely, 2^154103305234 is an apocalyptic number.

154103305234 is a deficient number, since it is larger than the sum of its proper divisors (77051652620).

154103305234 is an equidigital number, since it uses as much as digits as its factorization.

154103305234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77051652619.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 154103305234 its reverse (432503301451), we get a palindrome (586606606685).

The spelling of 154103305234 in words is "one hundred fifty-four billion, one hundred three million, three hundred five thousand, two hundred thirty-four".