150503455 has 4 divisors (see below), whose sum is σ = 180604152. Its totient is φ = 120402760.

The previous prime is 150503429. The next prime is 150503459. The reversal of 150503455 is 554305051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 554305051 = 1291 ⋅429361.

It is not a de Polignac number, because 150503455 - 2²¹ = 148406303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150503459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15050341 + ... + 15050350.

It is an arithmetic number, because the mean of its divisors is an integer number (45151038).

Almost surely, 2^150503455 is an apocalyptic number.

150503455 is a deficient number, since it is larger than the sum of its proper divisors (30100697).

150503455 is an equidigital number, since it uses as much as digits as its factorization.

150503455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30100696.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 150503455 is about 12267.9849608646. The cubic root of 150503455 is about 531.9230660698.

The spelling of 150503455 in words is "one hundred fifty million, five hundred three thousand, four hundred fifty-five".