1337740189 has 2 divisors, whose sum is σ = 1337740190. Its totient is φ = 1337740188.

The previous prime is 1337740177. The next prime is 1337740213. The reversal of 1337740189 is 9810477331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1111688964 + 226051225 = 33342^2 + 15035^2 .

It is a cyclic number.

It is not a de Polignac number, because 1337740189 - 2²³ = 1329351581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1337740109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668870094 + 668870095.

It is an arithmetic number, because the mean of its divisors is an integer number (668870095).

Almost surely, 2^1337740189 is an apocalyptic number.

It is an amenable number.

1337740189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1337740189 is an equidigital number, since it uses as much as digits as its factorization.

1337740189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 1337740189 is about 36575.1307448107. The cubic root of 1337740189 is about 1101.8536758825.

The spelling of 1337740189 in words is "one billion, three hundred thirty-seven million, seven hundred forty thousand, one hundred eighty-nine".