45252111 has 4 divisors (see below), whose sum is σ = 60336152. Its totient is φ = 30168072.

The previous prime is 45252101. The next prime is 45252121. The reversal of 45252111 is 11125254.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (45252101) and next prime (45252121).

It is not a de Polignac number, because 45252111 - 2⁶ = 45252047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45252101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7542016 + ... + 7542021.

It is an arithmetic number, because the mean of its divisors is an integer number (15084038).

Almost surely, 2^45252111 is an apocalyptic number.

45252111 is a deficient number, since it is larger than the sum of its proper divisors (15084041).

45252111 is a wasteful number, since it uses less digits than its factorization.

45252111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15084040.

The product of its digits is 400, while the sum is 21.

The square root of 45252111 is about 6726.9689311011. The cubic root of 45252111 is about 356.3523396963.

Adding to 45252111 its reverse (11125254), we get a palindrome (56377365).

The spelling of 45252111 in words is "forty-five million, two hundred fifty-two thousand, one hundred eleven".