45351144 has 32 divisors (see below), whose sum is σ = 125976000. Its totient is φ = 15116976.

The previous prime is 45351143. The next prime is 45351149. The reversal of 45351144 is 44115354.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45351143) 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, 104764 + ... + 105195.

It is an arithmetic number, because the mean of its divisors is an integer number (3936750).

Almost surely, 2^45351144 is an apocalyptic number.

It is an amenable number.

45351144 is an abundant number, since it is smaller than the sum of its proper divisors (80624856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45351144 is a wasteful number, since it uses less digits than its factorization.

45351144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209974 (or 209964 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 45351144 is about 6734.3258014444. The cubic root of 45351144 is about 356.6121060552.

Adding to 45351144 its reverse (44115354), we get a palindrome (89466498).

The spelling of 45351144 in words is "forty-five million, three hundred fifty-one thousand, one hundred forty-four".