1183371157 has 2 divisors, whose sum is σ = 1183371158. Its totient is φ = 1183371156.

The previous prime is 1183371113. The next prime is 1183371169. The reversal of 1183371157 is 7511733811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 989354116 + 194017041 = 31454^2 + 13929^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1183371157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1183371107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 591685578 + 591685579.

It is an arithmetic number, because the mean of its divisors is an integer number (591685579).

Almost surely, 2^1183371157 is an apocalyptic number.

It is an amenable number.

1183371157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1183371157 is an equidigital number, since it uses as much as digits as its factorization.

1183371157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 37.

The square root of 1183371157 is about 34400.1621653154. The cubic root of 1183371157 is about 1057.7271691062.

The spelling of 1183371157 in words is "one billion, one hundred eighty-three million, three hundred seventy-one thousand, one hundred fifty-seven".