154552045 has 16 divisors (see below), whose sum is σ = 188421120. Its totient is φ = 121680000.

The previous prime is 154552039. The next prime is 154552063. The reversal of 154552045 is 540255451.

It is not a de Polignac number, because 154552045 - 2³ = 154552037 is a prime.

It is a super-2 number, since 2×154552045² = 47772669227364050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154551998 and 154552016.

It is a congruent 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, 205420 + ... + 206170.

It is an arithmetic number, because the mean of its divisors is an integer number (11776320).

Almost surely, 2^154552045 is an apocalyptic number.

It is an amenable number.

154552045 is a deficient number, since it is larger than the sum of its proper divisors (33869075).

154552045 is an equidigital number, since it uses as much as digits as its factorization.

154552045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 154552045 is about 12431.8962753073. The cubic root of 154552045 is about 536.6505580512.

The spelling of 154552045 in words is "one hundred fifty-four million, five hundred fifty-two thousand, forty-five".