1351613621707 has 2 divisors, whose sum is σ = 1351613621708. Its totient is φ = 1351613621706.

The previous prime is 1351613621663. The next prime is 1351613621711. The reversal of 1351613621707 is 7071263161531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1351613621707 - 2²⁷ = 1351479403979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1351613621717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675806810853 + 675806810854.

It is an arithmetic number, because the mean of its divisors is an integer number (675806810854).

Almost surely, 2^{1351613621707} is an apocalyptic number.

1351613621707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351613621707 is an equidigital number, since it uses as much as digits as its factorization.

1351613621707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 43.

The spelling of 1351613621707 in words is "one trillion, three hundred fifty-one billion, six hundred thirteen million, six hundred twenty-one thousand, seven hundred seven".