1500145055 has 4 divisors (see below), whose sum is σ = 1800174072. Its totient is φ = 1200116040.

The previous prime is 1500145027. The next prime is 1500145067. The reversal of 1500145055 is 5505410051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5505410051 = 1607 ⋅3425893.

It is not a de Polignac number, because 1500145055 - 2²⁰ = 1499096479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150014501 + ... + 150014510.

It is an arithmetic number, because the mean of its divisors is an integer number (450043518).

Almost surely, 2^1500145055 is an apocalyptic number.

1500145055 is a deficient number, since it is larger than the sum of its proper divisors (300029017).

1500145055 is an equidigital number, since it uses as much as digits as its factorization.

1500145055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300029016.

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 1500145055 is about 38731.7060688010. The cubic root of 1500145055 is about 1144.7511405916.

The spelling of 1500145055 in words is "one billion, five hundred million, one hundred forty-five thousand, fifty-five".