45212011 has 8 divisors (see below), whose sum is σ = 48751920. Its totient is φ = 41680992.

The previous prime is 45212003. The next prime is 45212033. The reversal of 45212011 is 11021254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45212011 - 2³ = 45212003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45212051) 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, 11541 + ... + 14953.

It is an arithmetic number, because the mean of its divisors is an integer number (6093990).

Almost surely, 2^45212011 is an apocalyptic number.

45212011 is a deficient number, since it is larger than the sum of its proper divisors (3539909).

45212011 is a wasteful number, since it uses less digits than its factorization.

45212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4445.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 45212011 is about 6723.9877305064. The cubic root of 45212011 is about 356.2470484623.

Adding to 45212011 its reverse (11021254), we get a palindrome (56233265).

The spelling of 45212011 in words is "forty-five million, two hundred twelve thousand, eleven".