1126270137 has 4 divisors (see below), whose sum is σ = 1501693520. Its totient is φ = 750846756.

The previous prime is 1126270127. The next prime is 1126270139. The reversal of 1126270137 is 7310726211.

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.

It is not a de Polignac number, because 1126270137 - 2⁶ = 1126270073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126270139) 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, 187711687 + ... + 187711692.

It is an arithmetic number, because the mean of its divisors is an integer number (375423380).

Almost surely, 2^1126270137 is an apocalyptic number.

It is an amenable number.

1126270137 is a deficient number, since it is larger than the sum of its proper divisors (375423383).

1126270137 is an equidigital number, since it uses as much as digits as its factorization.

1126270137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375423382.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 1126270137 is about 33559.9484058006. The cubic root of 1126270137 is about 1040.4331704550.

Adding to 1126270137 its reverse (7310726211), we get a palindrome (8436996348).

The spelling of 1126270137 in words is "one billion, one hundred twenty-six million, two hundred seventy thousand, one hundred thirty-seven".