1431601600073 has 2 divisors, whose sum is σ = 1431601600074. Its totient is φ = 1431601600072.

The previous prime is 1431601600049. The next prime is 1431601600129. The reversal of 1431601600073 is 3700061061341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1425511826704 + 6089773369 = 1193948^2 + 78037^2 .

It is a cyclic number.

It is not a de Polignac number, because 1431601600073 - 2¹⁶ = 1431601534537 is a prime.

It is a super-3 number, since 3×1431601600073³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1431601600043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715800800036 + 715800800037.

It is an arithmetic number, because the mean of its divisors is an integer number (715800800037).

Almost surely, 2^{1431601600073} is an apocalyptic number.

It is an amenable number.

1431601600073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431601600073 is an equidigital number, since it uses as much as digits as its factorization.

1431601600073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 1431601600073 in words is "one trillion, four hundred thirty-one billion, six hundred one million, six hundred thousand, seventy-three".