1448897361931 has 2 divisors, whose sum is σ = 1448897361932. Its totient is φ = 1448897361930.

The previous prime is 1448897361917. The next prime is 1448897361943. The reversal of 1448897361931 is 1391637988441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1448897361931 - 2²¹ = 1448895264779 is a prime.

It is a super-2 number, since 2×1448897361931² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1448897361631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724448680965 + 724448680966.

It is an arithmetic number, because the mean of its divisors is an integer number (724448680966).

Almost surely, 2^{1448897361931} is an apocalyptic number.

1448897361931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1448897361931 is an equidigital number, since it uses as much as digits as its factorization.

1448897361931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31352832, while the sum is 64.

The spelling of 1448897361931 in words is "one trillion, four hundred forty-eight billion, eight hundred ninety-seven million, three hundred sixty-one thousand, nine hundred thirty-one".