45251534 has 16 divisors (see below), whose sum is σ = 70986240. Its totient is φ = 21593880.

The previous prime is 45251533. The next prime is 45251539. The reversal of 45251534 is 43515254.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45251497 and 45251506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45251533) 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, 28247 + ... + 29805.

It is an arithmetic number, because the mean of its divisors is an integer number (4436640).

Almost surely, 2^45251534 is an apocalyptic number.

45251534 is a deficient number, since it is larger than the sum of its proper divisors (25734706).

45251534 is a wasteful number, since it uses less digits than its factorization.

45251534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215.

The product of its digits is 12000, while the sum is 29.

The square root of 45251534 is about 6726.9260438926. The cubic root of 45251534 is about 356.3508250990.

Adding to 45251534 its reverse (43515254), we get a palindrome (88766788).

The spelling of 45251534 in words is "forty-five million, two hundred fifty-one thousand, five hundred thirty-four".