1423003515 has 16 divisors (see below), whose sum is σ = 2329755648. Its totient is φ = 741285216.

The previous prime is 1423003501. The next prime is 1423003531. The reversal of 1423003515 is 5153003241.

It is not a de Polignac number, because 1423003515 - 2⁶ = 1423003451 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1102459 + ... + 1103748.

It is an arithmetic number, because the mean of its divisors is an integer number (145609728).

Almost surely, 2^1423003515 is an apocalyptic number.

1423003515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1423003515 is a deficient number, since it is larger than the sum of its proper divisors (906752133).

1423003515 is a wasteful number, since it uses less digits than its factorization.

1423003515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206258.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1423003515 is about 37722.7188177098. The cubic root of 1423003515 is about 1124.7827768251.

Adding to 1423003515 its reverse (5153003241), we get a palindrome (6576006756).

The spelling of 1423003515 in words is "one billion, four hundred twenty-three million, three thousand, five hundred fifteen".