34321421053 has 2 divisors, whose sum is σ = 34321421054. Its totient is φ = 34321421052.

The previous prime is 34321421011. The next prime is 34321421063. The reversal of 34321421053 is 35012412343.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32761724004 + 1559697049 = 181002^2 + 39493^2 .

It is a cyclic number.

It is not a de Polignac number, because 34321421053 - 2²¹ = 34319323901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34321421063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17160710526 + 17160710527.

It is an arithmetic number, because the mean of its divisors is an integer number (17160710527).

Almost surely, 2^34321421053 is an apocalyptic number.

It is an amenable number.

34321421053 is a deficient number, since it is larger than the sum of its proper divisors (1).

34321421053 is an equidigital number, since it uses as much as digits as its factorization.

34321421053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 34321421053 its reverse (35012412343), we get a palindrome (69333833396).

The spelling of 34321421053 in words is "thirty-four billion, three hundred twenty-one million, four hundred twenty-one thousand, fifty-three".