1448031975373 has 4 divisors (see below), whose sum is σ = 1494742684288. Its totient is φ = 1401321266460.

The previous prime is 1448031975371. The next prime is 1448031975487. The reversal of 1448031975373 is 3735791308441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1448031975373 - 2¹ = 1448031975371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1448031975371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23355354411 + ... + 23355354472.

It is an arithmetic number, because the mean of its divisors is an integer number (373685671072).

Almost surely, 2^{1448031975373} is an apocalyptic number.

It is an amenable number.

1448031975373 is a deficient number, since it is larger than the sum of its proper divisors (46710708915).

1448031975373 is an equidigital number, since it uses as much as digits as its factorization.

1448031975373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46710708914.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 1448031975373 in words is "one trillion, four hundred forty-eight billion, thirty-one million, nine hundred seventy-five thousand, three hundred seventy-three".