1131237707 has 2 divisors, whose sum is σ = 1131237708. Its totient is φ = 1131237706.

The previous prime is 1131237691. The next prime is 1131237719. The reversal of 1131237707 is 7077321311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131237707 - 2⁴ = 1131237691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1131237797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565618853 + 565618854.

It is an arithmetic number, because the mean of its divisors is an integer number (565618854).

Almost surely, 2^1131237707 is an apocalyptic number.

1131237707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131237707 is an equidigital number, since it uses as much as digits as its factorization.

1131237707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6174, while the sum is 32.

The square root of 1131237707 is about 33633.8773708890. The cubic root of 1131237707 is about 1041.9605850945.

The spelling of 1131237707 in words is "one billion, one hundred thirty-one million, two hundred thirty-seven thousand, seven hundred seven".