1455545225 has 24 divisors (see below), whose sum is σ = 1885980480. Its totient is φ = 1112253120.

The previous prime is 1455545149. The next prime is 1455545233. The reversal of 1455545225 is 5225455541.

1455545225 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1455545225 - 2¹⁰ = 1455544201 is a prime.

It is a super-2 number, since 2×1455545225² = 4237223804040601250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 572006 + ... + 574544.

It is an arithmetic number, because the mean of its divisors is an integer number (78582520).

Almost surely, 2^1455545225 is an apocalyptic number.

It is an amenable number.

1455545225 is a deficient number, since it is larger than the sum of its proper divisors (430435255).

1455545225 is a wasteful number, since it uses less digits than its factorization.

1455545225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3569 (or 3564 counting only the distinct ones).

The product of its digits is 200000, while the sum is 38.

The square root of 1455545225 is about 38151.6084195673. The cubic root of 1455545225 is about 1133.2922041495.

The spelling of 1455545225 in words is "one billion, four hundred fifty-five million, five hundred forty-five thousand, two hundred twenty-five".