1071794513 has 2 divisors, whose sum is σ = 1071794514. Its totient is φ = 1071794512.

The previous prime is 1071794443. The next prime is 1071794539. The reversal of 1071794513 is 3154971701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1017801409 + 53993104 = 31903^2 + 7348^2 .

It is a cyclic number.

It is not a de Polignac number, because 1071794513 - 2¹² = 1071790417 is a prime.

It is a super-2 number, since 2×1071794513² = 2297486956193814338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1071794543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535897256 + 535897257.

It is an arithmetic number, because the mean of its divisors is an integer number (535897257).

Almost surely, 2^1071794513 is an apocalyptic number.

It is an amenable number.

1071794513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071794513 is an equidigital number, since it uses as much as digits as its factorization.

1071794513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 38.

The square root of 1071794513 is about 32738.2729080201. The cubic root of 1071794513 is about 1023.3805919058.

The spelling of 1071794513 in words is "one billion, seventy-one million, seven hundred ninety-four thousand, five hundred thirteen".