1423320265 has 16 divisors (see below), whose sum is σ = 1723550400. Its totient is φ = 1128316480.

The previous prime is 1423320221. The next prime is 1423320277. The reversal of 1423320265 is 5620233241.

1423320265 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1423320265 - 2¹³ = 1423312073 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, 345870 + ... + 349960.

It is an arithmetic number, because the mean of its divisors is an integer number (107721900).

Almost surely, 2^1423320265 is an apocalyptic number.

It is an amenable number.

1423320265 is a deficient number, since it is larger than the sum of its proper divisors (300230135).

1423320265 is a wasteful number, since it uses less digits than its factorization.

1423320265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 1423320265 is about 37726.9169824411. The cubic root of 1423320265 is about 1124.8662267275.

The spelling of 1423320265 in words is "one billion, four hundred twenty-three million, three hundred twenty thousand, two hundred sixty-five".