1421352353 has 2 divisors, whose sum is σ = 1421352354. Its totient is φ = 1421352352.

The previous prime is 1421352343. The next prime is 1421352397. The reversal of 1421352353 is 3532531241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1403476369 + 17875984 = 37463^2 + 4228^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421352353 - 2¹⁴ = 1421335969 is a prime.

It is a super-2 number, since 2×1421352353² = 4040485022757273218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1421352343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710676176 + 710676177.

It is an arithmetic number, because the mean of its divisors is an integer number (710676177).

Almost surely, 2^1421352353 is an apocalyptic number.

It is an amenable number.

1421352353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421352353 is an equidigital number, since it uses as much as digits as its factorization.

1421352353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 29.

The square root of 1421352353 is about 37700.8269537951. The cubic root of 1421352353 is about 1124.3475665234.

Adding to 1421352353 its reverse (3532531241), we get a palindrome (4953883594).

It can be divided in two parts, 14213 and 52353, that added together give a palindrome (66566).

The spelling of 1421352353 in words is "one billion, four hundred twenty-one million, three hundred fifty-two thousand, three hundred fifty-three".