45109342 has 8 divisors (see below), whose sum is σ = 67869432. Its totient is φ = 22486200.

The previous prime is 45109321. The next prime is 45109367. The reversal of 45109342 is 24390154.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45109342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33409 + ... + 34732.

It is an arithmetic number, because the mean of its divisors is an integer number (8483679).

Almost surely, 2^45109342 is an apocalyptic number.

45109342 is a deficient number, since it is larger than the sum of its proper divisors (22760090).

45109342 is a wasteful number, since it uses less digits than its factorization.

45109342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68474.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 45109342 is about 6716.3488593134. The cubic root of 45109342 is about 355.9771847096.

Adding to 45109342 its reverse (24390154), we get a palindrome (69499496).

It can be divided in two parts, 45109 and 342, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 45109342 in words is "forty-five million, one hundred nine thousand, three hundred forty-two".