1423123202 has 8 divisors (see below), whose sum is σ = 2186750412. Its totient is φ = 694206400.

The previous prime is 1423123187. The next prime is 1423123217. The reversal of 1423123202 is 2023213241.

It is an interprime number because it is at equal distance from previous prime (1423123187) and next prime (1423123217).

It can be written as a sum of positive squares in 2 ways, for example, as 1071973081 + 351150121 = 32741^2 + 18739^2 .

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

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, 8677499 + ... + 8677662.

Almost surely, 2^1423123202 is an apocalyptic number.

1423123202 is a deficient number, since it is larger than the sum of its proper divisors (763627210).

1423123202 is a wasteful number, since it uses less digits than its factorization.

1423123202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17355204.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1423123202 is about 37724.3051890953. The cubic root of 1423123202 is about 1124.8143106198.

Adding to 1423123202 its reverse (2023213241), we get a palindrome (3446336443).

The spelling of 1423123202 in words is "one billion, four hundred twenty-three million, one hundred twenty-three thousand, two hundred two".