45213111 has 6 divisors (see below), whose sum is σ = 65307840. Its totient is φ = 30142068.

The previous prime is 45213109. The next prime is 45213121. The reversal of 45213111 is 11131254.

It is not a de Polignac number, because 45213111 - 2¹ = 45213109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45213121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2511831 + ... + 2511848.

It is an arithmetic number, because the mean of its divisors is an integer number (10884640).

Almost surely, 2^45213111 is an apocalyptic number.

45213111 is a deficient number, since it is larger than the sum of its proper divisors (20094729).

45213111 is a wasteful number, since it uses less digits than its factorization.

45213111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5023685 (or 5023682 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 45213111 is about 6724.0695267078. The cubic root of 45213111 is about 356.2499375808.

Adding to 45213111 its reverse (11131254), we get a palindrome (56344365).

The spelling of 45213111 in words is "forty-five million, two hundred thirteen thousand, one hundred eleven".