1351513441 has 2 divisors, whose sum is σ = 1351513442. Its totient is φ = 1351513440.

The previous prime is 1351513439. The next prime is 1351513487. The reversal of 1351513441 is 1443151531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 712890000 + 638623441 = 26700^2 + 25271^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351513441 - 2¹ = 1351513439 is a prime.

Together with 1351513439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1351519441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675756720 + 675756721.

It is an arithmetic number, because the mean of its divisors is an integer number (675756721).

Almost surely, 2^1351513441 is an apocalyptic number.

It is an amenable number.

1351513441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351513441 is an equidigital number, since it uses as much as digits as its factorization.

1351513441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

The square root of 1351513441 is about 36762.9356961601. The cubic root of 1351513441 is about 1105.6223001169.

Adding to 1351513441 its reverse (1443151531), we get a palindrome (2794664972).

The spelling of 1351513441 in words is "one billion, three hundred fifty-one million, five hundred thirteen thousand, four hundred forty-one".