1402073364257 has 2 divisors, whose sum is σ = 1402073364258. Its totient is φ = 1402073364256.

The previous prime is 1402073364229. The next prime is 1402073364269. The reversal of 1402073364257 is 7524633702041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 798537044881 + 603536319376 = 893609^2 + 776876^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402073364257 - 2³⁶ = 1333353887521 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402073360257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701036682128 + 701036682129.

It is an arithmetic number, because the mean of its divisors is an integer number (701036682129).

Almost surely, 2^{1402073364257} is an apocalyptic number.

It is an amenable number.

1402073364257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402073364257 is an equidigital number, since it uses as much as digits as its factorization.

1402073364257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 44.

The spelling of 1402073364257 in words is "one trillion, four hundred two billion, seventy-three million, three hundred sixty-four thousand, two hundred fifty-seven".