1423950453 has 6 divisors (see below), whose sum is σ = 2056817334. Its totient is φ = 949300296.

The previous prime is 1423950433. The next prime is 1423950487. The reversal of 1423950453 is 3540593241.

1423950453 is a `hidden beast` number, since 142 + 3 + 9 + 504 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1239180804 + 184769649 = 35202^2 + 13593^2 .

It is not a de Polignac number, because 1423950453 - 2¹⁷ = 1423819381 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423950433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79108350 + ... + 79108367.

It is an arithmetic number, because the mean of its divisors is an integer number (342802889).

Almost surely, 2^1423950453 is an apocalyptic number.

It is an amenable number.

1423950453 is a deficient number, since it is larger than the sum of its proper divisors (632866881).

1423950453 is a wasteful number, since it uses less digits than its factorization.

1423950453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158216723 (or 158216720 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 1423950453 is about 37735.2680260787. The cubic root of 1423950453 is about 1125.0322171514.

The spelling of 1423950453 in words is "one billion, four hundred twenty-three million, nine hundred fifty thousand, four hundred fifty-three".