1545050155 has 16 divisors (see below), whose sum is σ = 2031091200. Its totient is φ = 1118961760.

The previous prime is 1545050141. The next prime is 1545050159. The reversal of 1545050155 is 5510505451.

It is not a de Polignac number, because 1545050155 - 2⁹ = 1545049643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1545050159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45625 + ... + 71914.

It is an arithmetic number, because the mean of its divisors is an integer number (126943200).

Almost surely, 2^1545050155 is an apocalyptic number.

1545050155 is a deficient number, since it is larger than the sum of its proper divisors (486041045).

1545050155 is a wasteful number, since it uses less digits than its factorization.

1545050155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117794.

The product of its (nonzero) digits is 12500, while the sum is 31.

The square root of 1545050155 is about 39307.1260078882. The cubic root of 1545050155 is about 1156.0612934598.

The spelling of 1545050155 in words is "one billion, five hundred forty-five million, fifty thousand, one hundred fifty-five".