1370899 has 2 divisors, whose sum is σ = 1370900. Its totient is φ = 1370898.

The previous prime is 1370891. The next prime is 1370909. The reversal of 1370899 is 9980731.

It is a weak prime.

It is an emirp because it is prime and its reverse (9980731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1370899 - 2³ = 1370891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1370891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685449 + 685450.

It is an arithmetic number, because the mean of its divisors is an integer number (685450).

2^1370899 is an apocalyptic number.

1370899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370899 is an equidigital number, since it uses as much as digits as its factorization.

1370899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 1370899 is about 1170.8539618586. The cubic root of 1370899 is about 111.0883424087.

The spelling of 1370899 in words is "one million, three hundred seventy thousand, eight hundred ninety-nine".