45451025 has 12 divisors (see below), whose sum is σ = 56506800. Its totient is φ = 36265680.

The previous prime is 45451019. The next prime is 45451027. The reversal of 45451025 is 52015454.

It is not a de Polignac number, because 45451025 - 2¹⁶ = 45385489 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45450985 and 45451003.

It is not an unprimeable number, because it can be changed into a prime (45451027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8306 + ... + 12644.

It is an arithmetic number, because the mean of its divisors is an integer number (4708900).

Almost surely, 2^45451025 is an apocalyptic number.

It is an amenable number.

45451025 is a deficient number, since it is larger than the sum of its proper divisors (11055775).

45451025 is a wasteful number, since it uses less digits than its factorization.

45451025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4768 (or 4763 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 45451025 is about 6741.7375356802. The cubic root of 45451025 is about 356.8737139863.

Adding to 45451025 its reverse (52015454), we get a palindrome (97466479).

The spelling of 45451025 in words is "forty-five million, four hundred fifty-one thousand, twenty-five".