45543011 has 2 divisors, whose sum is σ = 45543012. Its totient is φ = 45543010.

The previous prime is 45543007. The next prime is 45543023. The reversal of 45543011 is 11034554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45543011 - 2² = 45543007 is a prime.

It is a super-2 number, since 2×45543011² = 4148331701892242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45548011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22771505 + 22771506.

It is an arithmetic number, because the mean of its divisors is an integer number (22771506).

Almost surely, 2^45543011 is an apocalyptic number.

45543011 is a deficient number, since it is larger than the sum of its proper divisors (1).

45543011 is an equidigital number, since it uses as much as digits as its factorization.

45543011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 45543011 is about 6748.5562159620. The cubic root of 45543011 is about 357.1143045593.

Adding to 45543011 its reverse (11034554), we get a palindrome (56577565).

The spelling of 45543011 in words is "forty-five million, five hundred forty-three thousand, eleven".