1126511051 has 8 divisors (see below), whose sum is σ = 1136070144. Its totient is φ = 1116966760.

The previous prime is 1126511027. The next prime is 1126511053. The reversal of 1126511051 is 1501156211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1126511051 - 2²⁶ = 1059402187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126511053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191906 + ... + 197688.

It is an arithmetic number, because the mean of its divisors is an integer number (142008768).

Almost surely, 2^1126511051 is an apocalyptic number.

1126511051 is a deficient number, since it is larger than the sum of its proper divisors (9559093).

1126511051 is a wasteful number, since it uses less digits than its factorization.

1126511051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7401.

The product of its (nonzero) digits is 300, while the sum is 23.

The square root of 1126511051 is about 33563.5375221385. The cubic root of 1126511051 is about 1040.5073495347.

Adding to 1126511051 its reverse (1501156211), we get a palindrome (2627667262).

The spelling of 1126511051 in words is "one billion, one hundred twenty-six million, five hundred eleven thousand, fifty-one".