45372045 has 8 divisors (see below), whose sum is σ = 72595296. Its totient is φ = 24198416.

The previous prime is 45372011. The next prime is 45372049. The reversal of 45372045 is 54027354.

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 45372045 - 2¹³ = 45363853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45372049) 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, 1512387 + ... + 1512416.

It is an arithmetic number, because the mean of its divisors is an integer number (9074412).

Almost surely, 2^45372045 is an apocalyptic number.

It is an amenable number.

45372045 is a deficient number, since it is larger than the sum of its proper divisors (27223251).

45372045 is a wasteful number, since it uses less digits than its factorization.

45372045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3024811.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 45372045 is about 6735.8774484101. The cubic root of 45372045 is about 356.6668816295. Note that the first 3 decimals are identical.

Adding to 45372045 its reverse (54027354), we get a palindrome (99399399).

The spelling of 45372045 in words is "forty-five million, three hundred seventy-two thousand, forty-five".