1061694097 has 2 divisors, whose sum is σ = 1061694098. Its totient is φ = 1061694096.

The previous prime is 1061693953. The next prime is 1061694113. The reversal of 1061694097 is 7904961601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 643941376 + 417752721 = 25376^2 + 20439^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061694097 - 2²⁷ = 927476369 is a prime.

It is a super-2 number, since 2×1061694097² = 2254388711209290818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1061695097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530847048 + 530847049.

It is an arithmetic number, because the mean of its divisors is an integer number (530847049).

Almost surely, 2^1061694097 is an apocalyptic number.

It is an amenable number.

1061694097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061694097 is an equidigital number, since it uses as much as digits as its factorization.

1061694097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 1061694097 is about 32583.6476932832. The cubic root of 1061694097 is about 1020.1557166469.

The spelling of 1061694097 in words is "one billion, sixty-one million, six hundred ninety-four thousand, ninety-seven".