1202422453 has 2 divisors, whose sum is σ = 1202422454. Its totient is φ = 1202422452.

The previous prime is 1202422387. The next prime is 1202422469. The reversal of 1202422453 is 3542242021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 638977284 + 563445169 = 25278^2 + 23737^2 .

It is an emirp because it is prime and its reverse (3542242021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1202422453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202422153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601211226 + 601211227.

It is an arithmetic number, because the mean of its divisors is an integer number (601211227).

Almost surely, 2^1202422453 is an apocalyptic number.

It is an amenable number.

1202422453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202422453 is an equidigital number, since it uses as much as digits as its factorization.

1202422453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1202422453 is about 34675.9636203524. The cubic root of 1202422453 is about 1063.3731553391.

Adding to 1202422453 its reverse (3542242021), we get a palindrome (4744664474).

The spelling of 1202422453 in words is "one billion, two hundred two million, four hundred twenty-two thousand, four hundred fifty-three".