1140265171 has 2 divisors, whose sum is σ = 1140265172. Its totient is φ = 1140265170.

The previous prime is 1140265141. The next prime is 1140265187. The reversal of 1140265171 is 1715620411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1140265171 - 2¹³ = 1140256979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1140265121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570132585 + 570132586.

It is an arithmetic number, because the mean of its divisors is an integer number (570132586).

Almost surely, 2^1140265171 is an apocalyptic number.

1140265171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140265171 is an equidigital number, since it uses as much as digits as its factorization.

1140265171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 1140265171 is about 33767.8126475494. The cubic root of 1140265171 is about 1044.7249174070.

Adding to 1140265171 its reverse (1715620411), we get a palindrome (2855885582).

The spelling of 1140265171 in words is "one billion, one hundred forty million, two hundred sixty-five thousand, one hundred seventy-one".