1340053037 has 2 divisors, whose sum is σ = 1340053038. Its totient is φ = 1340053036.

The previous prime is 1340053031. The next prime is 1340053079. The reversal of 1340053037 is 7303500431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1025664676 + 314388361 = 32026^2 + 17731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1340053037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1340052997 and 1340053015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340053031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670026518 + 670026519.

It is an arithmetic number, because the mean of its divisors is an integer number (670026519).

Almost surely, 2^1340053037 is an apocalyptic number.

It is an amenable number.

1340053037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340053037 is an equidigital number, since it uses as much as digits as its factorization.

1340053037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 1340053037 is about 36606.7348584929. The cubic root of 1340053037 is about 1102.4883165069.

Adding to 1340053037 its reverse (7303500431), we get a palindrome (8643553468).

The spelling of 1340053037 in words is "one billion, three hundred forty million, fifty-three thousand, thirty-seven".