349861495387 has 2 divisors, whose sum is σ = 349861495388. Its totient is φ = 349861495386.

The previous prime is 349861495381. The next prime is 349861495393. The reversal of 349861495387 is 783594168943.

It is a balanced prime because it is at equal distance from previous prime (349861495381) and next prime (349861495393).

It is an emirp because it is prime and its reverse (783594168943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349861495387 - 2²⁷ = 349727277659 is a prime.

It is not a weakly prime, because it can be changed into another prime (349861495381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174930747693 + 174930747694.

It is an arithmetic number, because the mean of its divisors is an integer number (174930747694).

Almost surely, 2^349861495387 is an apocalyptic number.

349861495387 is a deficient number, since it is larger than the sum of its proper divisors (1).

349861495387 is an equidigital number, since it uses as much as digits as its factorization.

349861495387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156764160, while the sum is 67.

The spelling of 349861495387 in words is "three hundred forty-nine billion, eight hundred sixty-one million, four hundred ninety-five thousand, three hundred eighty-seven".