1051670401393 has 2 divisors, whose sum is σ = 1051670401394. Its totient is φ = 1051670401392.

The previous prime is 1051670401303. The next prime is 1051670401423. The reversal of 1051670401393 is 3931040761501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 696510423184 + 355159978209 = 834572^2 + 595953^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051670401393 - 2²¹ = 1051668304241 is a prime.

It is a super-2 number, since 2×1051670401393² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1051670401303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525835200696 + 525835200697.

It is an arithmetic number, because the mean of its divisors is an integer number (525835200697).

Almost surely, 2^{1051670401393} is an apocalyptic number.

It is an amenable number.

1051670401393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051670401393 is an equidigital number, since it uses as much as digits as its factorization.

1051670401393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The spelling of 1051670401393 in words is "one trillion, fifty-one billion, six hundred seventy million, four hundred one thousand, three hundred ninety-three".