1351331077 has 2 divisors, whose sum is σ = 1351331078. Its totient is φ = 1351331076.

The previous prime is 1351331063. The next prime is 1351331087. The reversal of 1351331077 is 7701331531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1314352516 + 36978561 = 36254^2 + 6081^2 .

It is an emirp because it is prime and its reverse (7701331531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1351331077 - 2¹⁵ = 1351298309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351331027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675665538 + 675665539.

It is an arithmetic number, because the mean of its divisors is an integer number (675665539).

Almost surely, 2^1351331077 is an apocalyptic number.

It is an amenable number.

1351331077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351331077 is an equidigital number, since it uses as much as digits as its factorization.

1351331077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6615, while the sum is 31.

The square root of 1351331077 is about 36760.4553426641. The cubic root of 1351331077 is about 1105.5725695042.

The spelling of 1351331077 in words is "one billion, three hundred fifty-one million, three hundred thirty-one thousand, seventy-seven".