10194945 has 16 divisors (see below), whose sum is σ = 16407360. Its totient is φ = 5405504.

The previous prime is 10194941. The next prime is 10194949. The reversal of 10194945 is 54949101.

It is an interprime number because it is at equal distance from previous prime (10194941) and next prime (10194949).

It is a cyclic number.

It is not a de Polignac number, because 10194945 - 2² = 10194941 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10194941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 787 + ... + 4583.

It is an arithmetic number, because the mean of its divisors is an integer number (1025460).

It is a Proth number, since it is equal to 2489 ⋅ 2¹² + 1 and 2489 < 2¹².

Almost surely, 2^10194945 is an apocalyptic number.

10194945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10194945 is a deficient number, since it is larger than the sum of its proper divisors (6212415).

10194945 is a wasteful number, since it uses less digits than its factorization.

10194945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 10194945 is about 3192.9523955111. The cubic root of 10194945 is about 216.8344564839.

The spelling of 10194945 in words is "ten million, one hundred ninety-four thousand, nine hundred forty-five".