1423353531 has 8 divisors (see below), whose sum is σ = 1933612560. Its totient is φ = 930998432.

The previous prime is 1423353523. The next prime is 1423353563. The reversal of 1423353531 is 1353533241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1423353531 - 2³ = 1423353523 is a prime.

It is a super-2 number, since 2×1423353531² = 4051870548420335922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1423353571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4475796 + ... + 4476113.

It is an arithmetic number, because the mean of its divisors is an integer number (241701570).

Almost surely, 2^1423353531 is an apocalyptic number.

1423353531 is a deficient number, since it is larger than the sum of its proper divisors (510259029).

1423353531 is an equidigital number, since it uses as much as digits as its factorization.

1423353531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8951965.

The product of its digits is 16200, while the sum is 30.

The square root of 1423353531 is about 37727.3578587210. The cubic root of 1423353531 is about 1124.8749901588.

Adding to 1423353531 its reverse (1353533241), we get a palindrome (2776886772).

The spelling of 1423353531 in words is "one billion, four hundred twenty-three million, three hundred fifty-three thousand, five hundred thirty-one".