1402140240287 has 2 divisors, whose sum is σ = 1402140240288. Its totient is φ = 1402140240286.

The previous prime is 1402140240283. The next prime is 1402140240313. The reversal of 1402140240287 is 7820420412041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1402140240287 - 2² = 1402140240283 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1402140240283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701070120143 + 701070120144.

It is an arithmetic number, because the mean of its divisors is an integer number (701070120144).

Almost surely, 2^{1402140240287} is an apocalyptic number.

1402140240287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402140240287 is an equidigital number, since it uses as much as digits as its factorization.

1402140240287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28672, while the sum is 35.

The spelling of 1402140240287 in words is "one trillion, four hundred two billion, one hundred forty million, two hundred forty thousand, two hundred eighty-seven".