1374049139 has 2 divisors, whose sum is σ = 1374049140. Its totient is φ = 1374049138.

The previous prime is 1374049129. The next prime is 1374049153. The reversal of 1374049139 is 9319404731.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1374049139 - 2⁸ = 1374048883 is a prime.

It is a super-2 number, since 2×1374049139² = 3776022072773282642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1374049096 and 1374049105.

It is not a weakly prime, because it can be changed into another prime (1374049109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687024569 + 687024570.

It is an arithmetic number, because the mean of its divisors is an integer number (687024570).

Almost surely, 2^1374049139 is an apocalyptic number.

1374049139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1374049139 is an equidigital number, since it uses as much as digits as its factorization.

1374049139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 1374049139 is about 37068.1688109893. The cubic root of 1374049139 is about 1111.7336593959.

The spelling of 1374049139 in words is "one billion, three hundred seventy-four million, forty-nine thousand, one hundred thirty-nine".