1151266137 has 32 divisors (see below), whose sum is σ = 1826495232. Its totient is φ = 631286784.

The previous prime is 1151266097. The next prime is 1151266147. The reversal of 1151266137 is 7316621511.

It is not a de Polignac number, because 1151266137 - 2⁶ = 1151266073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1151266098 and 1151266107.

It is not an unprimeable number, because it can be changed into a prime (1151266147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46573 + ... + 66869.

It is an arithmetic number, because the mean of its divisors is an integer number (57077976).

Almost surely, 2^1151266137 is an apocalyptic number.

It is an amenable number.

1151266137 is a deficient number, since it is larger than the sum of its proper divisors (675229095).

1151266137 is a wasteful number, since it uses less digits than its factorization.

1151266137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20417.

The product of its digits is 7560, while the sum is 33.

The square root of 1151266137 is about 33930.3129516956. The cubic root of 1151266137 is about 1048.0739102667.

Adding to 1151266137 its reverse (7316621511), we get a palindrome (8467887648).

It can be divided in two parts, 1151266 and 137, that added together give a triangular number (1151403 = T₁₅₁₇).

The spelling of 1151266137 in words is "one billion, one hundred fifty-one million, two hundred sixty-six thousand, one hundred thirty-seven".