1351531463 has 2 divisors, whose sum is σ = 1351531464. Its totient is φ = 1351531462.

The previous prime is 1351531411. The next prime is 1351531477. The reversal of 1351531463 is 3641351531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1351531463 - 2¹⁸ = 1351269319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351531063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675765731 + 675765732.

It is an arithmetic number, because the mean of its divisors is an integer number (675765732).

Almost surely, 2^1351531463 is an apocalyptic number.

1351531463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351531463 is an equidigital number, since it uses as much as digits as its factorization.

1351531463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 32.

The square root of 1351531463 is about 36763.1808063448. The cubic root of 1351531463 is about 1105.6272144684.

Adding to 1351531463 its reverse (3641351531), we get a palindrome (4992882994).

The spelling of 1351531463 in words is "one billion, three hundred fifty-one million, five hundred thirty-one thousand, four hundred sixty-three".