940913 has 2 divisors, whose sum is σ = 940914. Its totient is φ = 940912.

The previous prime is 940903. The next prime is 940921. The reversal of 940913 is 319049.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 753424 + 187489 = 868^2 + 433^2 .

It is an emirp because it is prime and its reverse (319049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 940913 - 2¹⁴ = 924529 is a prime.

It is not a weakly prime, because it can be changed into another prime (940903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470456 + 470457.

It is an arithmetic number, because the mean of its divisors is an integer number (470457).

2⁹⁴⁰⁹¹³ is an apocalyptic number.

It is an amenable number.

940913 is a deficient number, since it is larger than the sum of its proper divisors (1).

940913 is an equidigital number, since it uses as much as digits as its factorization.

940913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 940913 is about 970.0067010078. The cubic root of 940913 is about 97.9903155778.

The spelling of 940913 in words is "nine hundred forty thousand, nine hundred thirteen".