150003423 has 12 divisors (see below), whose sum is σ = 228075640. Its totient is φ = 94738896.

The previous prime is 150003397. The next prime is 150003433. The reversal of 150003423 is 324300051.

It is not a de Polignac number, because 150003423 - 2¹² = 149999327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150003396 and 150003405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150003433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438436 + ... + 438777.

Almost surely, 2^150003423 is an apocalyptic number.

150003423 is a deficient number, since it is larger than the sum of its proper divisors (78072217).

150003423 is a wasteful number, since it uses less digits than its factorization.

150003423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877238 (or 877235 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 150003423 is about 12247.5884565085. The cubic root of 150003423 is about 531.3333262053. Note that the first 4 decimals are identical.

Adding to 150003423 its reverse (324300051), we get a palindrome (474303474).

It can be divided in two parts, 150003 and 423, that added together give a triangular number (150426 = T₅₄₈).

The spelling of 150003423 in words is "one hundred fifty million, three thousand, four hundred twenty-three".