11940157 has 2 divisors, whose sum is σ = 11940158. Its totient is φ = 11940156.

The previous prime is 11940127. The next prime is 11940169. The reversal of 11940157 is 75104911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10329796 + 1610361 = 3214^2 + 1269^2 .

It is a cyclic number.

It is not a de Polignac number, because 11940157 - 2⁷ = 11940029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11940127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5970078 + 5970079.

It is an arithmetic number, because the mean of its divisors is an integer number (5970079).

Almost surely, 2^11940157 is an apocalyptic number.

It is an amenable number.

11940157 is a deficient number, since it is larger than the sum of its proper divisors (1).

11940157 is an equidigital number, since it uses as much as digits as its factorization.

11940157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 11940157 is about 3455.4532264234. The cubic root of 11940157 is about 228.5616411546.

The spelling of 11940157 in words is "eleven million, nine hundred forty thousand, one hundred fifty-seven".