1354234153021 has 2 divisors, whose sum is σ = 1354234153022. Its totient is φ = 1354234153020.

The previous prime is 1354234153001. The next prime is 1354234153067. The reversal of 1354234153021 is 1203514324531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 822260849796 + 531973303225 = 906786^2 + 729365^2 .

It is a cyclic number.

It is not a de Polignac number, because 1354234153021 - 2¹³ = 1354234144829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1354234153001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677117076510 + 677117076511.

It is an arithmetic number, because the mean of its divisors is an integer number (677117076511).

Almost surely, 2^{1354234153021} is an apocalyptic number.

It is an amenable number.

1354234153021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354234153021 is an equidigital number, since it uses as much as digits as its factorization.

1354234153021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 1354234153021 its reverse (1203514324531), we get a palindrome (2557748477552).

The spelling of 1354234153021 in words is "one trillion, three hundred fifty-four billion, two hundred thirty-four million, one hundred fifty-three thousand, twenty-one".