1013198741 has 2 divisors, whose sum is σ = 1013198742. Its totient is φ = 1013198740.

The previous prime is 1013198717. The next prime is 1013198773. The reversal of 1013198741 is 1478913101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 578643025 + 434555716 = 24055^2 + 20846^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013198741 - 2¹⁸ = 1012936597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013198701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506599370 + 506599371.

It is an arithmetic number, because the mean of its divisors is an integer number (506599371).

Almost surely, 2^1013198741 is an apocalyptic number.

It is an amenable number.

1013198741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013198741 is an equidigital number, since it uses as much as digits as its factorization.

1013198741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 35.

The square root of 1013198741 is about 31830.7829152850. The cubic root of 1013198741 is about 1004.3803647220.

The spelling of 1013198741 in words is "one billion, thirteen million, one hundred ninety-eight thousand, seven hundred forty-one".