1423532465 has 4 divisors (see below), whose sum is σ = 1708238964. Its totient is φ = 1138825968.

The previous prime is 1423532449. The next prime is 1423532477. The reversal of 1423532465 is 5642353241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 720009889 + 703522576 = 26833^2 + 26524^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423532465 - 2⁴ = 1423532449 is a prime.

It is a Duffinian 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, 142353242 + ... + 142353251.

It is an arithmetic number, because the mean of its divisors is an integer number (427059741).

Almost surely, 2^1423532465 is an apocalyptic number.

It is an amenable number.

1423532465 is a deficient number, since it is larger than the sum of its proper divisors (284706499).

1423532465 is an equidigital number, since it uses as much as digits as its factorization.

1423532465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284706498.

The product of its digits is 86400, while the sum is 35.

The square root of 1423532465 is about 37729.7291933033. The cubic root of 1423532465 is about 1124.9221253091.

The spelling of 1423532465 in words is "one billion, four hundred twenty-three million, five hundred thirty-two thousand, four hundred sixty-five".