45134513 has 8 divisors (see below), whose sum is σ = 46096968. Its totient is φ = 44181504.

The previous prime is 45134471. The next prime is 45134521. The reversal of 45134513 is 31543154.

It can be written as a sum of positive squares in 4 ways, for example, as 351649 + 44782864 = 593^2 + 6692^2 .

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 45134513 - 2¹⁸ = 44872369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45133513) 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, 7745 + ... + 12257.

It is an arithmetic number, because the mean of its divisors is an integer number (5762121).

Almost surely, 2^45134513 is an apocalyptic number.

It is an amenable number.

45134513 is a deficient number, since it is larger than the sum of its proper divisors (962455).

45134513 is a wasteful number, since it uses less digits than its factorization.

45134513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4723.

The product of its digits is 3600, while the sum is 26.

The square root of 45134513 is about 6718.2224583591. Note that the first 3 decimals coincide. The cubic root of 45134513 is about 356.0433841207.

Adding to 45134513 its reverse (31543154), we get a palindrome (76677667).

The spelling of 45134513 in words is "forty-five million, one hundred thirty-four thousand, five hundred thirteen".