1151126151 has 32 divisors (see below), whose sum is σ = 1860392448. Its totient is φ = 618055680.

The previous prime is 1151126147. The next prime is 1151126159. The reversal of 1151126151 is 1516211511.

It is not a de Polignac number, because 1151126151 - 2² = 1151126147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151126159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241471 + ... + 246191.

It is an arithmetic number, because the mean of its divisors is an integer number (58137264).

Almost surely, 2^1151126151 is an apocalyptic number.

1151126151 is a deficient number, since it is larger than the sum of its proper divisors (709266297).

1151126151 is a wasteful number, since it uses less digits than its factorization.

1151126151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5431.

The product of its digits is 300, while the sum is 24.

The square root of 1151126151 is about 33928.2500432899. The cubic root of 1151126151 is about 1048.0314290319.

Adding to 1151126151 its reverse (1516211511), we get a palindrome (2667337662).

The spelling of 1151126151 in words is "one billion, one hundred fifty-one million, one hundred twenty-six thousand, one hundred fifty-one".