1421234053 has 2 divisors, whose sum is σ = 1421234054. Its totient is φ = 1421234052.

The previous prime is 1421234039. The next prime is 1421234071. The reversal of 1421234053 is 3504321241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1022912289 + 398321764 = 31983^2 + 19958^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421234053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421234453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710617026 + 710617027.

It is an arithmetic number, because the mean of its divisors is an integer number (710617027).

Almost surely, 2^1421234053 is an apocalyptic number.

It is an amenable number.

1421234053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421234053 is an equidigital number, since it uses as much as digits as its factorization.

1421234053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1421234053 is about 37699.2579900454. The cubic root of 1421234053 is about 1124.3163722861.

Adding to 1421234053 its reverse (3504321241), we get a palindrome (4925555294).

The spelling of 1421234053 in words is "one billion, four hundred twenty-one million, two hundred thirty-four thousand, fifty-three".