1423153120 has 24 divisors (see below), whose sum is σ = 3362199624. Its totient is φ = 569261184.

The previous prime is 1423153117. The next prime is 1423153141. The reversal of 1423153120 is 213513241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1423153091 and 1423153100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4447194 + ... + 4447513.

It is an arithmetic number, because the mean of its divisors is an integer number (140091651).

Almost surely, 2^1423153120 is an apocalyptic number.

1423153120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423153120 is an abundant number, since it is smaller than the sum of its proper divisors (1939046504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423153120 is an equidigital number, since it uses as much as digits as its factorization.

1423153120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8894722 (or 8894714 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1423153120 is about 37724.7017218162. The cubic root of 1423153120 is about 1124.8221928043.

Adding to 1423153120 its reverse (213513241), we get a palindrome (1636666361).

The spelling of 1423153120 in words is "one billion, four hundred twenty-three million, one hundred fifty-three thousand, one hundred twenty".