1071465961 has 2 divisors, whose sum is σ = 1071465962. Its totient is φ = 1071465960.

The previous prime is 1071465893. The next prime is 1071466001. The reversal of 1071465961 is 1695641701.

It is an a-pointer prime, because the next prime (1071466001) can be obtained adding 1071465961 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 939790336 + 131675625 = 30656^2 + 11475^2 .

It is a cyclic number.

It is not a de Polignac number, because 1071465961 - 2⁹ = 1071465449 is a prime.

It is a super-2 number, since 2×1071465961² = 2296078611163307042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1071465361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535732980 + 535732981.

It is an arithmetic number, because the mean of its divisors is an integer number (535732981).

Almost surely, 2^1071465961 is an apocalyptic number.

It is an amenable number.

1071465961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071465961 is an equidigital number, since it uses as much as digits as its factorization.

1071465961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 1071465961 is about 32733.2546655538. The cubic root of 1071465961 is about 1023.2760108818.

The spelling of 1071465961 in words is "one billion, seventy-one million, four hundred sixty-five thousand, nine hundred sixty-one".