940912199 has 4 divisors (see below), whose sum is σ = 952822560. Its totient is φ = 929001840.

The previous prime is 940912187. The next prime is 940912201. The reversal of 940912199 is 991219049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 991219049 = 47 ⋅21089767.

It is a cyclic number.

It is not a de Polignac number, because 940912199 - 2¹⁶ = 940846663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940912499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5955062 + ... + 5955219.

It is an arithmetic number, because the mean of its divisors is an integer number (238205640).

Almost surely, 2^940912199 is an apocalyptic number.

940912199 is a deficient number, since it is larger than the sum of its proper divisors (11910361).

940912199 is a wasteful number, since it uses less digits than its factorization.

940912199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11910360.

The product of its (nonzero) digits is 52488, while the sum is 44.

The square root of 940912199 is about 30674.2921515721. The cubic root of 940912199 is about 979.9028777137.

The spelling of 940912199 in words is "nine hundred forty million, nine hundred twelve thousand, one hundred ninety-nine".