1402211144387 has 2 divisors, whose sum is σ = 1402211144388. Its totient is φ = 1402211144386.

The previous prime is 1402211144311. The next prime is 1402211144417. The reversal of 1402211144387 is 7834411122041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1402211144387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1402211144387.

It is not a weakly prime, because it can be changed into another prime (1402211144287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701105572193 + 701105572194.

It is an arithmetic number, because the mean of its divisors is an integer number (701105572194).

Almost surely, 2^{1402211144387} is an apocalyptic number.

1402211144387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402211144387 is an equidigital number, since it uses as much as digits as its factorization.

1402211144387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 38.

The spelling of 1402211144387 in words is "one trillion, four hundred two billion, two hundred eleven million, one hundred forty-four thousand, three hundred eighty-seven".