1423503555 has 8 divisors (see below), whose sum is σ = 2277605712. Its totient is φ = 759201888.

The previous prime is 1423503547. The next prime is 1423503563. The reversal of 1423503555 is 5553053241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1423503547) and next prime (1423503563).

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

It is not a de Polignac number, because 1423503555 - 2³ = 1423503547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47450104 + ... + 47450133.

It is an arithmetic number, because the mean of its divisors is an integer number (284700714).

Almost surely, 2^1423503555 is an apocalyptic number.

1423503555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1423503555 is a deficient number, since it is larger than the sum of its proper divisors (854102157).

1423503555 is an equidigital number, since it uses as much as digits as its factorization.

1423503555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94900245.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 1423503555 is about 37729.3460717251. The cubic root of 1423503555 is about 1124.9145100469.

Adding to 1423503555 its reverse (5553053241), we get a palindrome (6976556796).

The spelling of 1423503555 in words is "one billion, four hundred twenty-three million, five hundred three thousand, five hundred fifty-five".