1370653439 has 2 divisors, whose sum is σ = 1370653440. Its totient is φ = 1370653438.

The previous prime is 1370653429. The next prime is 1370653507. The reversal of 1370653439 is 9343560731.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1370653439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1370653396 and 1370653405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1370653429) 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, 685326719 + 685326720.

It is an arithmetic number, because the mean of its divisors is an integer number (685326720).

Almost surely, 2^1370653439 is an apocalyptic number.

1370653439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370653439 is an equidigital number, since it uses as much as digits as its factorization.

1370653439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 41.

The square root of 1370653439 is about 37022.3370277999. The cubic root of 1370653439 is about 1110.8170914748.

The spelling of 1370653439 in words is "one billion, three hundred seventy million, six hundred fifty-three thousand, four hundred thirty-nine".