150001435123 has 4 divisors (see below), whose sum is σ = 150013715400. Its totient is φ = 149989154848.

The previous prime is 150001435079. The next prime is 150001435153. The reversal of 150001435123 is 321534100051.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 150001435123 - 2¹³ = 150001426931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150001435153) 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, 6121798 + ... + 6146251.

It is an arithmetic number, because the mean of its divisors is an integer number (37503428850).

Almost surely, 2^150001435123 is an apocalyptic number.

150001435123 is a deficient number, since it is larger than the sum of its proper divisors (12280277).

150001435123 is a wasteful number, since it uses less digits than its factorization.

150001435123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12280276.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 150001435123 its reverse (321534100051), we get a palindrome (471535535174).

The spelling of 150001435123 in words is "one hundred fifty billion, one million, four hundred thirty-five thousand, one hundred twenty-three".