1400402243329 has 2 divisors, whose sum is σ = 1400402243330. Its totient is φ = 1400402243328.

The previous prime is 1400402243297. The next prime is 1400402243347. The reversal of 1400402243329 is 9233422040041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1396705603329 + 3696640000 = 1181823^2 + 60800^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400402243329 - 2⁵ = 1400402243297 is a prime.

It is a super-2 number, since 2×1400402243329² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1400402243294 and 1400402243303.

It is not a weakly prime, because it can be changed into another prime (1400402243369) 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, 700201121664 + 700201121665.

It is an arithmetic number, because the mean of its divisors is an integer number (700201121665).

Almost surely, 2^{1400402243329} is an apocalyptic number.

It is an amenable number.

1400402243329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400402243329 is an equidigital number, since it uses as much as digits as its factorization.

1400402243329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 1400402243329 in words is "one trillion, four hundred billion, four hundred two million, two hundred forty-three thousand, three hundred twenty-nine".