945198455 has 16 divisors (see below), whose sum is σ = 1188195264. Its totient is φ = 720445440.

The previous prime is 945198451. The next prime is 945198469. The reversal of 945198455 is 554891549.

It is not a de Polignac number, because 945198455 - 2² = 945198451 is a prime.

It is a super-3 number, since 3×945198455³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945198451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13565 + ... + 45545.

It is an arithmetic number, because the mean of its divisors is an integer number (74262204).

Almost surely, 2^945198455 is an apocalyptic number.

945198455 is a deficient number, since it is larger than the sum of its proper divisors (242996809).

945198455 is a wasteful number, since it uses less digits than its factorization.

945198455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32266.

The product of its digits is 1296000, while the sum is 50.

The square root of 945198455 is about 30744.0799992454. The cubic root of 945198455 is about 981.3885823717.

The spelling of 945198455 in words is "nine hundred forty-five million, one hundred ninety-eight thousand, four hundred fifty-five".