1453555425 has 24 divisors (see below), whose sum is σ = 2746528576. Its totient is φ = 664482240.

The previous prime is 1453555409. The next prime is 1453555427. The reversal of 1453555425 is 5245553541.

It is not a de Polignac number, because 1453555425 - 2⁴ = 1453555409 is a prime.

It is a super-2 number, since 2×1453555425² = 4225646747093861250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1453555427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1383814 + ... + 1384863.

Almost surely, 2^1453555425 is an apocalyptic number.

1453555425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1453555425 is a deficient number, since it is larger than the sum of its proper divisors (1292973151).

1453555425 is a wasteful number, since it uses less digits than its factorization.

1453555425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768697 (or 2768692 counting only the distinct ones).

The product of its digits is 300000, while the sum is 39.

The square root of 1453555425 is about 38125.5219636401. The cubic root of 1453555425 is about 1132.7755470816.

The spelling of 1453555425 in words is "one billion, four hundred fifty-three million, five hundred fifty-five thousand, four hundred twenty-five".