11142913 has 2 divisors, whose sum is σ = 11142914. Its totient is φ = 11142912.

The previous prime is 11142907. The next prime is 11142941. The reversal of 11142913 is 31924111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11068929 + 73984 = 3327^2 + 272^2 .

It is a cyclic number.

It is not a de Polignac number, because 11142913 - 2⁵ = 11142881 is a prime.

It is not a weakly prime, because it can be changed into another prime (11142983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571456 + 5571457.

It is an arithmetic number, because the mean of its divisors is an integer number (5571457).

Almost surely, 2^11142913 is an apocalyptic number.

It is an amenable number.

11142913 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142913 is an equidigital number, since it uses as much as digits as its factorization.

11142913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 22.

The square root of 11142913 is about 3338.1002082023. The cubic root of 11142913 is about 223.3570062280.

The spelling of 11142913 in words is "eleven million, one hundred forty-two thousand, nine hundred thirteen".