45001245 has 16 divisors (see below), whose sum is σ = 72263232. Its totient is φ = 23913600.

The previous prime is 45001241. The next prime is 45001249. The reversal of 45001245 is 54210054.

It is an interprime number because it is at equal distance from previous prime (45001241) and next prime (45001249).

It is not a de Polignac number, because 45001245 - 2² = 45001241 is a prime.

It is a super-2 number, since 2×45001245² = 4050224103100050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45001241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1056 + ... + 9545.

It is an arithmetic number, because the mean of its divisors is an integer number (4516452).

Almost surely, 2^45001245 is an apocalyptic number.

It is an amenable number.

45001245 is a deficient number, since it is larger than the sum of its proper divisors (27261987).

45001245 is a wasteful number, since it uses less digits than its factorization.

45001245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10892.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 45001245 is about 6708.2967286786. The cubic root of 45001245 is about 355.6926106648.

Adding to 45001245 its reverse (54210054), we get a palindrome (99211299).

The spelling of 45001245 in words is "forty-five million, one thousand, two hundred forty-five".