1372383929849 has 2 divisors, whose sum is σ = 1372383929850. Its totient is φ = 1372383929848.

The previous prime is 1372383929843. The next prime is 1372383929863. The reversal of 1372383929849 is 9489293832731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1350162661225 + 22221268624 = 1161965^2 + 149068^2 .

It is an emirp because it is prime and its reverse (9489293832731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1372383929849 - 2²⁰ = 1372382881273 is a prime.

It is not a weakly prime, because it can be changed into another prime (1372383929843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686191964924 + 686191964925.

It is an arithmetic number, because the mean of its divisors is an integer number (686191964925).

Almost surely, 2^{1372383929849} is an apocalyptic number.

It is an amenable number.

1372383929849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372383929849 is an equidigital number, since it uses as much as digits as its factorization.

1372383929849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141087744, while the sum is 68.

The spelling of 1372383929849 in words is "one trillion, three hundred seventy-two billion, three hundred eighty-three million, nine hundred twenty-nine thousand, eight hundred forty-nine".