1423565002 has 4 divisors (see below), whose sum is σ = 2135347506. Its totient is φ = 711782500.

The previous prime is 1423564979. The next prime is 1423565027. The reversal of 1423565002 is 2005653241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2005653241 = 67 ⋅29935123.

It can be written as a sum of positive squares in only one way, i.e., 778354201 + 645210801 = 27899^2 + 25401^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355891249 + ... + 355891252.

Almost surely, 2^1423565002 is an apocalyptic number.

1423565002 is a deficient number, since it is larger than the sum of its proper divisors (711782504).

1423565002 is an equidigital number, since it uses as much as digits as its factorization.

1423565002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711782503.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1423565002 is about 37730.1603760175. The cubic root of 1423565002 is about 1124.9306958459.

The spelling of 1423565002 in words is "one billion, four hundred twenty-three million, five hundred sixty-five thousand, two".