1351196641 has 2 divisors, whose sum is σ = 1351196642. Its totient is φ = 1351196640.

The previous prime is 1351196633. The next prime is 1351196653. The reversal of 1351196641 is 1466911531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1173747600 + 177449041 = 34260^2 + 13321^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351196641 - 2³ = 1351196633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1351196641.

It is not a weakly prime, because it can be changed into another prime (1351196141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675598320 + 675598321.

It is an arithmetic number, because the mean of its divisors is an integer number (675598321).

Almost surely, 2^1351196641 is an apocalyptic number.

It is an amenable number.

1351196641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351196641 is an equidigital number, since it uses as much as digits as its factorization.

1351196641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 37.

The square root of 1351196641 is about 36758.6267561779. The cubic root of 1351196641 is about 1105.5359059790.

The spelling of 1351196641 in words is "one billion, three hundred fifty-one million, one hundred ninety-six thousand, six hundred forty-one".