1455421325 has 24 divisors (see below), whose sum is σ = 1872499200. Its totient is φ = 1120996800.

The previous prime is 1455421309. The next prime is 1455421339. The reversal of 1455421325 is 5231245541.

It is not a de Polignac number, because 1455421325 - 2⁴ = 1455421309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1455421291 and 1455421300.

It is a congruent number.

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, 149507 + ... + 158943.

It is an arithmetic number, because the mean of its divisors is an integer number (78020800).

Almost surely, 2^1455421325 is an apocalyptic number.

It is an amenable number.

1455421325 is a deficient number, since it is larger than the sum of its proper divisors (417077875).

1455421325 is a wasteful number, since it uses less digits than its factorization.

1455421325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9677 (or 9672 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 1455421325 is about 38149.9846002590. The cubic root of 1455421325 is about 1133.2600469239.

Adding to 1455421325 its reverse (5231245541), we get a palindrome (6686666866).

The spelling of 1455421325 in words is "one billion, four hundred fifty-five million, four hundred twenty-one thousand, three hundred twenty-five".