154196545 has 16 divisors (see below), whose sum is σ = 198408960. Its totient is φ = 114626304.

The previous prime is 154196527. The next prime is 154196551. The reversal of 154196545 is 545691451.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 154196545 - 2⁹ = 154196033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154196498 and 154196507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4767 + ... + 18196.

It is an arithmetic number, because the mean of its divisors is an integer number (12400560).

Almost surely, 2^154196545 is an apocalyptic number.

It is an amenable number.

154196545 is a deficient number, since it is larger than the sum of its proper divisors (44212415).

154196545 is a wasteful number, since it uses less digits than its factorization.

154196545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23064.

The product of its digits is 108000, while the sum is 40.

The square root of 154196545 is about 12417.5901446295. The cubic root of 154196545 is about 536.2387750017.

The spelling of 154196545 in words is "one hundred fifty-four million, one hundred ninety-six thousand, five hundred forty-five".