1420262453 has 2 divisors, whose sum is σ = 1420262454. Its totient is φ = 1420262452.

The previous prime is 1420262447. The next prime is 1420262507. The reversal of 1420262453 is 3542620241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1364341969 + 55920484 = 36937^2 + 7478^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420262453 - 2⁸ = 1420262197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1420264453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710131226 + 710131227.

It is an arithmetic number, because the mean of its divisors is an integer number (710131227).

Almost surely, 2^1420262453 is an apocalyptic number.

It is an amenable number.

1420262453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420262453 is an equidigital number, since it uses as much as digits as its factorization.

1420262453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1420262453 is about 37686.3695916707. The cubic root of 1420262453 is about 1124.0601079480.

Adding to 1420262453 its reverse (3542620241), we get a palindrome (4962882694).

The spelling of 1420262453 in words is "one billion, four hundred twenty million, two hundred sixty-two thousand, four hundred fifty-three".