538151423 has 4 divisors (see below), whose sum is σ = 538448448. Its totient is φ = 537854400.

The previous prime is 538151381. The next prime is 538151429. The reversal of 538151423 is 324151835.

538151423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 538151423 - 2²⁰ = 537102847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 538151423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538151429) 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, 145778 + ... + 149423.

It is an arithmetic number, because the mean of its divisors is an integer number (134612112).

Almost surely, 2^538151423 is an apocalyptic number.

538151423 is a deficient number, since it is larger than the sum of its proper divisors (297025).

538151423 is a wasteful number, since it uses less digits than its factorization.

538151423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297024.

The product of its digits is 14400, while the sum is 32.

The square root of 538151423 is about 23198.0909343851. The cubic root of 538151423 is about 813.3949985532.

The spelling of 538151423 in words is "five hundred thirty-eight million, one hundred fifty-one thousand, four hundred twenty-three".