45272111 has 2 divisors, whose sum is σ = 45272112. Its totient is φ = 45272110.

The previous prime is 45272099. The next prime is 45272137. The reversal of 45272111 is 11127254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45272111 - 2⁶ = 45272047 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45272141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22636055 + 22636056.

It is an arithmetic number, because the mean of its divisors is an integer number (22636056).

Almost surely, 2^45272111 is an apocalyptic number.

45272111 is a deficient number, since it is larger than the sum of its proper divisors (1).

45272111 is an equidigital number, since it uses as much as digits as its factorization.

45272111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 560, while the sum is 23.

The square root of 45272111 is about 6728.4553205026. The cubic root of 45272111 is about 356.4048307803.

Adding to 45272111 its reverse (11127254), we get a palindrome (56399365).

The spelling of 45272111 in words is "forty-five million, two hundred seventy-two thousand, one hundred eleven".