1354390241 has 2 divisors, whose sum is σ = 1354390242. Its totient is φ = 1354390240.

The previous prime is 1354390237. The next prime is 1354390273. The reversal of 1354390241 is 1420934531.

It is an a-pointer prime, because the next prime (1354390273) can be obtained adding 1354390241 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1267360000 + 87030241 = 35600^2 + 9329^2 .

It is an emirp because it is prime and its reverse (1420934531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1354390241 - 2² = 1354390237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1354390198 and 1354390207.

It is not a weakly prime, because it can be changed into another prime (1354390201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677195120 + 677195121.

It is an arithmetic number, because the mean of its divisors is an integer number (677195121).

Almost surely, 2^1354390241 is an apocalyptic number.

It is an amenable number.

1354390241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354390241 is an equidigital number, since it uses as much as digits as its factorization.

1354390241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1354390241 is about 36802.0412613214. The cubic root of 1354390241 is about 1106.4062114580.

The spelling of 1354390241 in words is "one billion, three hundred fifty-four million, three hundred ninety thousand, two hundred forty-one".