1000598448457 has 2 divisors, whose sum is σ = 1000598448458. Its totient is φ = 1000598448456.

The previous prime is 1000598448407. The next prime is 1000598448463. The reversal of 1000598448457 is 7548448950001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 756106767936 + 244491680521 = 869544^2 + 494461^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000598448457 - 2²⁷ = 1000464230729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000598448398 and 1000598448407.

It is not a weakly prime, because it can be changed into another prime (1000598448407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500299224228 + 500299224229.

It is an arithmetic number, because the mean of its divisors is an integer number (500299224229).

Almost surely, 2^{1000598448457} is an apocalyptic number.

It is an amenable number.

1000598448457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000598448457 is an equidigital number, since it uses as much as digits as its factorization.

1000598448457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6451200, while the sum is 55.

The spelling of 1000598448457 in words is "one trillion, five hundred ninety-eight million, four hundred forty-eight thousand, four hundred fifty-seven".