945263194 has 4 divisors (see below), whose sum is σ = 1417894794. Its totient is φ = 472631596.

The previous prime is 945263113. The next prime is 945263197. The reversal of 945263194 is 491362549.

945263194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 491362549 = 331 ⋅1484479.

It can be written as a sum of positive squares in only one way, i.e., 823977025 + 121286169 = 28705^2 + 11013^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 945263194.

It is not an unprimeable number, because it can be changed into a prime (945263197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236315797 + ... + 236315800.

Almost surely, 2^945263194 is an apocalyptic number.

945263194 is a deficient number, since it is larger than the sum of its proper divisors (472631600).

945263194 is a wasteful number, since it uses less digits than its factorization.

945263194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472631599.

The product of its digits is 233280, while the sum is 43.

The square root of 945263194 is about 30745.1328505830. The cubic root of 945263194 is about 981.4109877775.

The spelling of 945263194 in words is "nine hundred forty-five million, two hundred sixty-three thousand, one hundred ninety-four".