1126012061 has 4 divisors (see below), whose sum is σ = 1152198432. Its totient is φ = 1099825692.

The previous prime is 1126012049. The next prime is 1126012091. The reversal of 1126012061 is 1602106211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1602106211 = 67 ⋅23912033.

It is a cyclic number.

It is not a de Polignac number, because 1126012061 - 2¹⁰ = 1126011037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126012031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13093121 + ... + 13093206.

It is an arithmetic number, because the mean of its divisors is an integer number (288049608).

Almost surely, 2^1126012061 is an apocalyptic number.

It is an amenable number.

1126012061 is a deficient number, since it is larger than the sum of its proper divisors (26186371).

1126012061 is an equidigital number, since it uses as much as digits as its factorization.

1126012061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26186370.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1126012061 is about 33556.1031855607. The cubic root of 1126012061 is about 1040.3536953410.

Adding to 1126012061 its reverse (1602106211), we get a palindrome (2728118272).

The spelling of 1126012061 in words is "one billion, one hundred twenty-six million, twelve thousand, sixty-one".