945541399 has 8 divisors (see below), whose sum is σ = 1040629392. Its totient is φ = 851975040.

The previous prime is 945541397. The next prime is 945541423. The reversal of 945541399 is 993145549.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 945541399 - 2¹ = 945541397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945541397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379104 + ... + 381589.

It is an arithmetic number, because the mean of its divisors is an integer number (130078674).

Almost surely, 2^945541399 is an apocalyptic number.

945541399 is a deficient number, since it is larger than the sum of its proper divisors (95087993).

945541399 is a wasteful number, since it uses less digits than its factorization.

945541399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760817.

The product of its digits is 874800, while the sum is 49.

The square root of 945541399 is about 30749.6568923948. The cubic root of 945541399 is about 981.5072596109.

The spelling of 945541399 in words is "nine hundred forty-five million, five hundred forty-one thousand, three hundred ninety-nine".