1001958299497 has 2 divisors, whose sum is σ = 1001958299498. Its totient is φ = 1001958299496.

The previous prime is 1001958299413. The next prime is 1001958299527. The reversal of 1001958299497 is 7949928591001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 948654572121 + 53303727376 = 973989^2 + 230876^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001958299497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001958296497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500979149748 + 500979149749.

It is an arithmetic number, because the mean of its divisors is an integer number (500979149749).

Almost surely, 2^{1001958299497} is an apocalyptic number.

It is an amenable number.

1001958299497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001958299497 is an equidigital number, since it uses as much as digits as its factorization.

1001958299497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14696640, while the sum is 64.

The spelling of 1001958299497 in words is "one trillion, one billion, nine hundred fifty-eight million, two hundred ninety-nine thousand, four hundred ninety-seven".