1423150523 has 4 divisors (see below), whose sum is σ = 1423566600. Its totient is φ = 1422734448.

The previous prime is 1423150501. The next prime is 1423150537. The reversal of 1423150523 is 3250513241.

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 1423150523 - 2¹⁰ = 1423149499 is a prime.

It is a super-2 number, since 2×1423150523² = 4050714822230347058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1423150492 and 1423150501.

It is not an unprimeable number, because it can be changed into a prime (1423150583) 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, 202865 + ... + 209762.

It is an arithmetic number, because the mean of its divisors is an integer number (355891650).

Almost surely, 2^1423150523 is an apocalyptic number.

1423150523 is a deficient number, since it is larger than the sum of its proper divisors (416077).

1423150523 is an equidigital number, since it uses as much as digits as its factorization.

1423150523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416076.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1423150523 is about 37724.6673013825. The cubic root of 1423150523 is about 1124.8215086040.

Adding to 1423150523 its reverse (3250513241), we get a palindrome (4673663764).

The spelling of 1423150523 in words is "one billion, four hundred twenty-three million, one hundred fifty thousand, five hundred twenty-three".