1140426061 has 2 divisors, whose sum is σ = 1140426062. Its totient is φ = 1140426060.

The previous prime is 1140426019. The next prime is 1140426103. The reversal of 1140426061 is 1606240411.

It is a balanced prime because it is at equal distance from previous prime (1140426019) and next prime (1140426103).

It can be written as a sum of positive squares in only one way, i.e., 1062368836 + 78057225 = 32594^2 + 8835^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140426061 - 2⁷ = 1140425933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140426761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570213030 + 570213031.

It is an arithmetic number, because the mean of its divisors is an integer number (570213031).

Almost surely, 2^1140426061 is an apocalyptic number.

It is an amenable number.

1140426061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140426061 is an equidigital number, since it uses as much as digits as its factorization.

1140426061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1140426061 is about 33770.1948617416. The cubic root of 1140426061 is about 1044.7740515591.

Adding to 1140426061 its reverse (1606240411), we get a palindrome (2746666472).

The spelling of 1140426061 in words is "one billion, one hundred forty million, four hundred twenty-six thousand, sixty-one".