1383722373 has 32 divisors (see below), whose sum is σ = 2047997952. Its totient is φ = 823996800.

The previous prime is 1383722261. The next prime is 1383722381. The reversal of 1383722373 is 3732273831.

It is not a de Polignac number, because 1383722373 - 2⁹ = 1383721861 is a prime.

It is a super-2 number, since 2×1383722373² = 3829375211081502258, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1383722383) 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 in 31 ways as a sum of consecutive naturals, for example, 738628 + ... + 740498.

It is an arithmetic number, because the mean of its divisors is an integer number (63999936).

Almost surely, 2^1383722373 is an apocalyptic number.

It is an amenable number.

1383722373 is a deficient number, since it is larger than the sum of its proper divisors (664275579).

1383722373 is a wasteful number, since it uses less digits than its factorization.

1383722373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265.

The product of its digits is 127008, while the sum is 39.

The square root of 1383722373 is about 37198.4189583375. The cubic root of 1383722373 is about 1114.3364100937.

The spelling of 1383722373 in words is "one billion, three hundred eighty-three million, seven hundred twenty-two thousand, three hundred seventy-three".