154332145 has 16 divisors (see below), whose sum is σ = 202393728. Its totient is φ = 112042240.

The previous prime is 154332133. The next prime is 154332169. The reversal of 154332145 is 541233451.

It is a de Polignac number, because none of the positive numbers 2^k-154332145 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33417 + ... + 37753.

It is an arithmetic number, because the mean of its divisors is an integer number (12649608).

Almost surely, 2^154332145 is an apocalyptic number.

It is an amenable number.

154332145 is a deficient number, since it is larger than the sum of its proper divisors (48061583).

154332145 is a wasteful number, since it uses less digits than its factorization.

154332145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000.

The product of its digits is 7200, while the sum is 28.

The square root of 154332145 is about 12423.0489413831. The cubic root of 154332145 is about 536.3959178946.

Adding to 154332145 its reverse (541233451), we get a palindrome (695565596).

It can be divided in two parts, 15433 and 2145, that added together give a triangular number (17578 = T₁₈₇).

The spelling of 154332145 in words is "one hundred fifty-four million, three hundred thirty-two thousand, one hundred forty-five".