1071141121 has 2 divisors, whose sum is σ = 1071141122. Its totient is φ = 1071141120.

The previous prime is 1071141103. The next prime is 1071141193. The reversal of 1071141121 is 1211411701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 731107521 + 340033600 = 27039^2 + 18440^2 .

It is a cyclic number.

It is not a de Polignac number, because 1071141121 - 2¹³ = 1071132929 is a prime.

It is a super-2 number, since 2×1071141121² = 2294686602194273282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1071141101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535570560 + 535570561.

It is an arithmetic number, because the mean of its divisors is an integer number (535570561).

Almost surely, 2^1071141121 is an apocalyptic number.

It is an amenable number.

1071141121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071141121 is an equidigital number, since it uses as much as digits as its factorization.

1071141121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

The square root of 1071141121 is about 32728.2923630305. The cubic root of 1071141121 is about 1023.1725904003.

Adding to 1071141121 its reverse (1211411701), we get a palindrome (2282552822).

The spelling of 1071141121 in words is "one billion, seventy-one million, one hundred forty-one thousand, one hundred twenty-one".