1380052733 has 2 divisors, whose sum is σ = 1380052734. Its totient is φ = 1380052732.

The previous prime is 1380052717. The next prime is 1380052747. The reversal of 1380052733 is 3372500831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1316020729 + 64032004 = 36277^2 + 8002^2 .

It is a cyclic number.

It is not a de Polignac number, because 1380052733 - 2⁴ = 1380052717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1380052733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1380052753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690026366 + 690026367.

It is an arithmetic number, because the mean of its divisors is an integer number (690026367).

Almost surely, 2^1380052733 is an apocalyptic number.

It is an amenable number.

1380052733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380052733 is an equidigital number, since it uses as much as digits as its factorization.

1380052733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 1380052733 is about 37149.0609975542. The cubic root of 1380052733 is about 1113.3504623940.

The spelling of 1380052733 in words is "one billion, three hundred eighty million, fifty-two thousand, seven hundred thirty-three".